19833651200

素因数分解:

$2^{15}\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 384

約数和(自身を含む): 56169262080

約数和(自身を除く): 36335610880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 64, 71, 80, 88, 100, 110, 124, 128, 142, 155, 160, 176, 200, 220, 248, 256, 275, 284, 310, 320, 341, 352, 355, 400, 440, 496, 512, 550, 568, 620, 640, 682, 704, 710, 775, 781, 800, 880, 992, 1024, 1100, 1136, 1240, 1280, 1364, 1408, 1420, 1550, 1562, 1600, 1705, 1760, 1775, 1984, 2048, 2200, 2201, 2272, 2480, 2560, 2728, 2816, 2840, 3100, 3124, 3200, 3410, 3520, 3550, 3905, 3968, 4096, 4400, 4402, 4544, 4960, 5120, 5456, 5632, 5680, 6200, 6248, 6400, 6820, 7040, 7100, 7810, 7936, 8192, 8525, 8800, 8804, 9088, 9920, 10240, 10912, 11005, 11264, 11360, 12400, 12496, 12800, 13640, 14080, 14200, 15620, 15872, 16384, 17050, 17600, 17608, 18176, 19525, 19840, 20480, 21824, 22010, 22528, 22720, 24211, 24800, 24992, 25600, 27280, 28160, 28400, 31240, 31744, 32768, 34100, 35200, 35216, 36352, 39050, 39680, 40960, 43648, 44020, 45056, 45440, 48422, 49600, 49984, 51200, 54560, 55025, 56320, 56800, 62480, 63488, 68200, 70400, 70432, 72704, 78100, 79360, 81920, 87296, 88040, 90112, 90880, 96844, 99200, 99968, 102400, 109120, 110050, 112640, 113600, 121055, 124960, 126976, 136400, 140800, 140864, 145408, 156200, 158720, 163840, 174592, 176080, 180224, 181760, 193688, 198400, 199936, 204800, 218240, 220100, 225280, 227200, 242110, 249920, 253952, 272800, 281600, 281728, 290816, 312400, 317440, 349184, 352160, 360448, 363520, 387376, 396800, 399872, 409600, 436480, 440200, 450560, 454400, 484220, 499840, 507904, 545600, 563200, 563456, 581632, 605275, 624800, 634880, 698368, 704320, 727040, 774752, 793600, 799744, 819200, 872960, 880400, 901120, 908800, 968440, 999680, 1015808, 1091200, 1126400, 1126912, 1163264, 1210550, 1249600, 1269760, 1396736, 1408640, 1454080, 1549504, 1587200, 1599488, 1745920, 1760800, 1802240, 1817600, 1936880, 1999360, 2182400, 2252800, 2253824, 2326528, 2421100, 2499200, 2539520, 2793472, 2817280, 2908160, 3099008, 3174400, 3198976, 3491840, 3521600, 3635200, 3873760, 3998720, 4364800, 4505600, 4507648, 4842200, 4998400, 5079040, 5586944, 5634560, 5816320, 6198016, 6348800, 6397952, 6983680, 7043200, 7270400, 7747520, 7997440, 8729600, 9011200, 9015296, 9684400, 9996800, 11173888, 11269120, 11632640, 12396032, 12697600, 12795904, 13967360, 14086400, 14540800, 15495040, 15994880, 17459200, 18030592, 19368800, 19993600, 22538240, 24792064, 25395200, 25591808, 27934720, 28172800, 29081600, 30990080, 31989760, 34918400, 36061184, 38737600, 39987200, 45076480, 49584128, 55869440, 56345600, 58163200, 61980160, 63979520, 69836800, 72122368, 77475200, 79974400, 90152960, 99168256, 112691200, 123960320, 127959040, 139673600, 154950400, 159948800, 180305920, 198336512, 225382400, 247920640, 279347200, 309900800, 319897600, 360611840, 396673024, 450764800, 495841280, 619801600, 639795200, 793346048, 901529600, 991682560, 1239603200, 1803059200, 1983365120, 2479206400, 3966730240, 4958412800, 9916825600, 19833651200]

約数ペア:

[(1, 19833651200), (2, 9916825600), (4, 4958412800), (5, 3966730240), (8, 2479206400), (10, 1983365120), (11, 1803059200), (16, 1239603200), (20, 991682560), (22, 901529600), (25, 793346048), (31, 639795200), (32, 619801600), (40, 495841280), (44, 450764800), (50, 396673024), (55, 360611840), (62, 319897600), (64, 309900800), (71, 279347200), (80, 247920640), (88, 225382400), (100, 198336512), (110, 180305920), (124, 159948800), (128, 154950400), (142, 139673600), (155, 127959040), (160, 123960320), (176, 112691200), (200, 99168256), (220, 90152960), (248, 79974400), (256, 77475200), (275, 72122368), (284, 69836800), (310, 63979520), (320, 61980160), (341, 58163200), (352, 56345600), (355, 55869440), (400, 49584128), (440, 45076480), (496, 39987200), (512, 38737600), (550, 36061184), (568, 34918400), (620, 31989760), (640, 30990080), (682, 29081600), (704, 28172800), (710, 27934720), (775, 25591808), (781, 25395200), (800, 24792064), (880, 22538240), (992, 19993600), (1024, 19368800), (1100, 18030592), (1136, 17459200), (1240, 15994880), (1280, 15495040), (1364, 14540800), (1408, 14086400), (1420, 13967360), (1550, 12795904), (1562, 12697600), (1600, 12396032), (1705, 11632640), (1760, 11269120), (1775, 11173888), (1984, 9996800), (2048, 9684400), (2200, 9015296), (2201, 9011200), (2272, 8729600), (2480, 7997440), (2560, 7747520), (2728, 7270400), (2816, 7043200), (2840, 6983680), (3100, 6397952), (3124, 6348800), (3200, 6198016), (3410, 5816320), (3520, 5634560), (3550, 5586944), (3905, 5079040), (3968, 4998400), (4096, 4842200), (4400, 4507648), (4402, 4505600), (4544, 4364800), (4960, 3998720), (5120, 3873760), (5456, 3635200), (5632, 3521600), (5680, 3491840), (6200, 3198976), (6248, 3174400), (6400, 3099008), (6820, 2908160), (7040, 2817280), (7100, 2793472), (7810, 2539520), (7936, 2499200), (8192, 2421100), (8525, 2326528), (8800, 2253824), (8804, 2252800), (9088, 2182400), (9920, 1999360), (10240, 1936880), (10912, 1817600), (11005, 1802240), (11264, 1760800), (11360, 1745920), (12400, 1599488), (12496, 1587200), (12800, 1549504), (13640, 1454080), (14080, 1408640), (14200, 1396736), (15620, 1269760), (15872, 1249600), (16384, 1210550), (17050, 1163264), (17600, 1126912), (17608, 1126400), (18176, 1091200), (19525, 1015808), (19840, 999680), (20480, 968440), (21824, 908800), (22010, 901120), (22528, 880400), (22720, 872960), (24211, 819200), (24800, 799744), (24992, 793600), (25600, 774752), (27280, 727040), (28160, 704320), (28400, 698368), (31240, 634880), (31744, 624800), (32768, 605275), (34100, 581632), (35200, 563456), (35216, 563200), (36352, 545600), (39050, 507904), (39680, 499840), (40960, 484220), (43648, 454400), (44020, 450560), (45056, 440200), (45440, 436480), (48422, 409600), (49600, 399872), (49984, 396800), (51200, 387376), (54560, 363520), (55025, 360448), (56320, 352160), (56800, 349184), (62480, 317440), (63488, 312400), (68200, 290816), (70400, 281728), (70432, 281600), (72704, 272800), (78100, 253952), (79360, 249920), (81920, 242110), (87296, 227200), (88040, 225280), (90112, 220100), (90880, 218240), (96844, 204800), (99200, 199936), (99968, 198400), (102400, 193688), (109120, 181760), (110050, 180224), (112640, 176080), (113600, 174592), (121055, 163840), (124960, 158720), (126976, 156200), (136400, 145408), (140800, 140864)]