20201881600

素因数分解:

$2^{14}\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:149

約数の個数: 360

約数和(自身を含む): 54348132608

約数和(自身を除く): 34146251008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 37, 40, 43, 50, 62, 64, 74, 80, 86, 100, 124, 128, 148, 155, 160, 172, 185, 200, 215, 248, 256, 296, 310, 320, 344, 370, 400, 430, 496, 512, 592, 620, 640, 688, 740, 775, 800, 860, 925, 992, 1024, 1075, 1147, 1184, 1240, 1280, 1333, 1376, 1480, 1550, 1591, 1600, 1720, 1850, 1984, 2048, 2150, 2294, 2368, 2480, 2560, 2666, 2752, 2960, 3100, 3182, 3200, 3440, 3700, 3968, 4096, 4300, 4588, 4736, 4960, 5120, 5332, 5504, 5735, 5920, 6200, 6364, 6400, 6665, 6880, 7400, 7936, 7955, 8192, 8600, 9176, 9472, 9920, 10240, 10664, 11008, 11470, 11840, 12400, 12728, 12800, 13330, 13760, 14800, 15872, 15910, 16384, 17200, 18352, 18944, 19840, 20480, 21328, 22016, 22940, 23680, 24800, 25456, 25600, 26660, 27520, 28675, 29600, 31744, 31820, 33325, 34400, 36704, 37888, 39680, 39775, 40960, 42656, 44032, 45880, 47360, 49321, 49600, 50912, 51200, 53320, 55040, 57350, 59200, 63488, 63640, 66650, 68800, 73408, 75776, 79360, 79550, 81920, 85312, 88064, 91760, 94720, 98642, 99200, 101824, 102400, 106640, 110080, 114700, 118400, 126976, 127280, 133300, 137600, 146816, 151552, 158720, 159100, 170624, 176128, 183520, 189440, 197284, 198400, 203648, 204800, 213280, 220160, 229400, 236800, 246605, 253952, 254560, 266600, 275200, 293632, 303104, 317440, 318200, 341248, 352256, 367040, 378880, 394568, 396800, 407296, 409600, 426560, 440320, 458800, 473600, 493210, 507904, 509120, 533200, 550400, 587264, 606208, 634880, 636400, 682496, 704512, 734080, 757760, 789136, 793600, 814592, 853120, 880640, 917600, 947200, 986420, 1018240, 1066400, 1100800, 1174528, 1233025, 1269760, 1272800, 1364992, 1468160, 1515520, 1578272, 1587200, 1629184, 1706240, 1761280, 1835200, 1894400, 1972840, 2036480, 2132800, 2201600, 2349056, 2466050, 2539520, 2545600, 2729984, 2936320, 3031040, 3156544, 3174400, 3258368, 3412480, 3522560, 3670400, 3788800, 3945680, 4072960, 4265600, 4403200, 4698112, 4932100, 5091200, 5459968, 5872640, 6313088, 6348800, 6516736, 6824960, 7340800, 7577600, 7891360, 8145920, 8531200, 8806400, 9396224, 9864200, 10182400, 10919936, 11745280, 12626176, 12697600, 13033472, 13649920, 14681600, 15155200, 15782720, 16291840, 17062400, 17612800, 18792448, 19728400, 20364800, 21839872, 23490560, 25252352, 26066944, 27299840, 29363200, 31565440, 32583680, 34124800, 39456800, 40729600, 46981120, 50504704, 54599680, 58726400, 63130880, 65167360, 68249600, 78913600, 81459200, 93962240, 101009408, 109199360, 117452800, 126261760, 130334720, 136499200, 157827200, 162918400, 202018816, 234905600, 252523520, 272998400, 315654400, 325836800, 404037632, 469811200, 505047040, 545996800, 631308800, 651673600, 808075264, 1010094080, 1262617600, 2020188160, 2525235200, 4040376320, 5050470400, 10100940800, 20201881600]

約数ペア:

[(1, 20201881600), (2, 10100940800), (4, 5050470400), (5, 4040376320), (8, 2525235200), (10, 2020188160), (16, 1262617600), (20, 1010094080), (25, 808075264), (31, 651673600), (32, 631308800), (37, 545996800), (40, 505047040), (43, 469811200), (50, 404037632), (62, 325836800), (64, 315654400), (74, 272998400), (80, 252523520), (86, 234905600), (100, 202018816), (124, 162918400), (128, 157827200), (148, 136499200), (155, 130334720), (160, 126261760), (172, 117452800), (185, 109199360), (200, 101009408), (215, 93962240), (248, 81459200), (256, 78913600), (296, 68249600), (310, 65167360), (320, 63130880), (344, 58726400), (370, 54599680), (400, 50504704), (430, 46981120), (496, 40729600), (512, 39456800), (592, 34124800), (620, 32583680), (640, 31565440), (688, 29363200), (740, 27299840), (775, 26066944), (800, 25252352), (860, 23490560), (925, 21839872), (992, 20364800), (1024, 19728400), (1075, 18792448), (1147, 17612800), (1184, 17062400), (1240, 16291840), (1280, 15782720), (1333, 15155200), (1376, 14681600), (1480, 13649920), (1550, 13033472), (1591, 12697600), (1600, 12626176), (1720, 11745280), (1850, 10919936), (1984, 10182400), (2048, 9864200), (2150, 9396224), (2294, 8806400), (2368, 8531200), (2480, 8145920), (2560, 7891360), (2666, 7577600), (2752, 7340800), (2960, 6824960), (3100, 6516736), (3182, 6348800), (3200, 6313088), (3440, 5872640), (3700, 5459968), (3968, 5091200), (4096, 4932100), (4300, 4698112), (4588, 4403200), (4736, 4265600), (4960, 4072960), (5120, 3945680), (5332, 3788800), (5504, 3670400), (5735, 3522560), (5920, 3412480), (6200, 3258368), (6364, 3174400), (6400, 3156544), (6665, 3031040), (6880, 2936320), (7400, 2729984), (7936, 2545600), (7955, 2539520), (8192, 2466050), (8600, 2349056), (9176, 2201600), (9472, 2132800), (9920, 2036480), (10240, 1972840), (10664, 1894400), (11008, 1835200), (11470, 1761280), (11840, 1706240), (12400, 1629184), (12728, 1587200), (12800, 1578272), (13330, 1515520), (13760, 1468160), (14800, 1364992), (15872, 1272800), (15910, 1269760), (16384, 1233025), (17200, 1174528), (18352, 1100800), (18944, 1066400), (19840, 1018240), (20480, 986420), (21328, 947200), (22016, 917600), (22940, 880640), (23680, 853120), (24800, 814592), (25456, 793600), (25600, 789136), (26660, 757760), (27520, 734080), (28675, 704512), (29600, 682496), (31744, 636400), (31820, 634880), (33325, 606208), (34400, 587264), (36704, 550400), (37888, 533200), (39680, 509120), (39775, 507904), (40960, 493210), (42656, 473600), (44032, 458800), (45880, 440320), (47360, 426560), (49321, 409600), (49600, 407296), (50912, 396800), (51200, 394568), (53320, 378880), (55040, 367040), (57350, 352256), (59200, 341248), (63488, 318200), (63640, 317440), (66650, 303104), (68800, 293632), (73408, 275200), (75776, 266600), (79360, 254560), (79550, 253952), (81920, 246605), (85312, 236800), (88064, 229400), (91760, 220160), (94720, 213280), (98642, 204800), (99200, 203648), (101824, 198400), (102400, 197284), (106640, 189440), (110080, 183520), (114700, 176128), (118400, 170624), (126976, 159100), (127280, 158720), (133300, 151552), (137600, 146816)]