1990917600

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6971}}^1$

素因数の和:7018

約数の個数: 288

約数和(自身を含む): 7842998016

約数和(自身を除く): 5852080416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 25, 28, 30, 32, 34, 35, 40, 42, 48, 50, 51, 56, 60, 68, 70, 75, 80, 84, 85, 96, 100, 102, 105, 112, 119, 120, 136, 140, 150, 160, 168, 170, 175, 200, 204, 210, 224, 238, 240, 255, 272, 280, 300, 336, 340, 350, 357, 400, 408, 420, 425, 476, 480, 510, 525, 544, 560, 595, 600, 672, 680, 700, 714, 800, 816, 840, 850, 952, 1020, 1050, 1120, 1190, 1200, 1275, 1360, 1400, 1428, 1632, 1680, 1700, 1785, 1904, 2040, 2100, 2380, 2400, 2550, 2720, 2800, 2856, 2975, 3360, 3400, 3570, 3808, 4080, 4200, 4760, 5100, 5600, 5712, 5950, 6800, 6971, 7140, 8160, 8400, 8925, 9520, 10200, 11424, 11900, 13600, 13942, 14280, 16800, 17850, 19040, 20400, 20913, 23800, 27884, 28560, 34855, 35700, 40800, 41826, 47600, 48797, 55768, 57120, 69710, 71400, 83652, 95200, 97594, 104565, 111536, 118507, 139420, 142800, 146391, 167304, 174275, 195188, 209130, 223072, 237014, 243985, 278840, 285600, 292782, 334608, 348550, 355521, 390376, 418260, 474028, 487970, 522825, 557680, 585564, 592535, 669216, 697100, 711042, 731955, 780752, 829549, 836520, 948056, 975940, 1045650, 1115360, 1171128, 1185070, 1219925, 1394200, 1422084, 1463910, 1561504, 1659098, 1673040, 1777605, 1896112, 1951880, 2091300, 2342256, 2370140, 2439850, 2488647, 2788400, 2844168, 2927820, 2962675, 3318196, 3346080, 3555210, 3659775, 3792224, 3903760, 4147745, 4182600, 4684512, 4740280, 4879700, 4977294, 5576800, 5688336, 5855640, 5925350, 6636392, 7110420, 7319550, 7807520, 8295490, 8365200, 8888025, 9480560, 9759400, 9954588, 11376672, 11711280, 11850700, 12443235, 13272784, 14220840, 14639100, 16590980, 16730400, 17776050, 18961120, 19518800, 19909176, 20738725, 23422560, 23701400, 24886470, 26545568, 28441680, 29278200, 33181960, 35552100, 39037600, 39818352, 41477450, 47402800, 49772940, 56883360, 58556400, 62216175, 66363920, 71104200, 79636704, 82954900, 94805600, 99545880, 117112800, 124432350, 132727840, 142208400, 165909800, 199091760, 248864700, 284416800, 331819600, 398183520, 497729400, 663639200, 995458800, 1990917600]

約数ペア:

[(1, 1990917600), (2, 995458800), (3, 663639200), (4, 497729400), (5, 398183520), (6, 331819600), (7, 284416800), (8, 248864700), (10, 199091760), (12, 165909800), (14, 142208400), (15, 132727840), (16, 124432350), (17, 117112800), (20, 99545880), (21, 94805600), (24, 82954900), (25, 79636704), (28, 71104200), (30, 66363920), (32, 62216175), (34, 58556400), (35, 56883360), (40, 49772940), (42, 47402800), (48, 41477450), (50, 39818352), (51, 39037600), (56, 35552100), (60, 33181960), (68, 29278200), (70, 28441680), (75, 26545568), (80, 24886470), (84, 23701400), (85, 23422560), (96, 20738725), (100, 19909176), (102, 19518800), (105, 18961120), (112, 17776050), (119, 16730400), (120, 16590980), (136, 14639100), (140, 14220840), (150, 13272784), (160, 12443235), (168, 11850700), (170, 11711280), (175, 11376672), (200, 9954588), (204, 9759400), (210, 9480560), (224, 8888025), (238, 8365200), (240, 8295490), (255, 7807520), (272, 7319550), (280, 7110420), (300, 6636392), (336, 5925350), (340, 5855640), (350, 5688336), (357, 5576800), (400, 4977294), (408, 4879700), (420, 4740280), (425, 4684512), (476, 4182600), (480, 4147745), (510, 3903760), (525, 3792224), (544, 3659775), (560, 3555210), (595, 3346080), (600, 3318196), (672, 2962675), (680, 2927820), (700, 2844168), (714, 2788400), (800, 2488647), (816, 2439850), (840, 2370140), (850, 2342256), (952, 2091300), (1020, 1951880), (1050, 1896112), (1120, 1777605), (1190, 1673040), (1200, 1659098), (1275, 1561504), (1360, 1463910), (1400, 1422084), (1428, 1394200), (1632, 1219925), (1680, 1185070), (1700, 1171128), (1785, 1115360), (1904, 1045650), (2040, 975940), (2100, 948056), (2380, 836520), (2400, 829549), (2550, 780752), (2720, 731955), (2800, 711042), (2856, 697100), (2975, 669216), (3360, 592535), (3400, 585564), (3570, 557680), (3808, 522825), (4080, 487970), (4200, 474028), (4760, 418260), (5100, 390376), (5600, 355521), (5712, 348550), (5950, 334608), (6800, 292782), (6971, 285600), (7140, 278840), (8160, 243985), (8400, 237014), (8925, 223072), (9520, 209130), (10200, 195188), (11424, 174275), (11900, 167304), (13600, 146391), (13942, 142800), (14280, 139420), (16800, 118507), (17850, 111536), (19040, 104565), (20400, 97594), (20913, 95200), (23800, 83652), (27884, 71400), (28560, 69710), (34855, 57120), (35700, 55768), (40800, 48797), (41826, 47600)]