969456800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:192

約数の個数: 216

約数和(自身を含む): 2660759388

約数和(自身を除く): 1691302588

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 97, 100, 104, 124, 130, 155, 160, 194, 200, 208, 248, 260, 310, 325, 388, 400, 403, 416, 485, 496, 520, 620, 650, 775, 776, 800, 806, 961, 970, 992, 1040, 1240, 1261, 1300, 1550, 1552, 1612, 1922, 1940, 2015, 2080, 2425, 2480, 2522, 2600, 3007, 3100, 3104, 3224, 3844, 3880, 4030, 4805, 4850, 4960, 5044, 5200, 6014, 6200, 6305, 6448, 7688, 7760, 8060, 9610, 9700, 10075, 10088, 10400, 12028, 12400, 12493, 12610, 12896, 15035, 15376, 15520, 16120, 19220, 19400, 20150, 20176, 24025, 24056, 24800, 24986, 25220, 30070, 30752, 31525, 32240, 38440, 38800, 39091, 40300, 40352, 48050, 48112, 49972, 50440, 60140, 62465, 63050, 64480, 75175, 76880, 77600, 78182, 80600, 93217, 96100, 96224, 99944, 100880, 120280, 124930, 126100, 150350, 153760, 156364, 161200, 186434, 192200, 195455, 199888, 201760, 240560, 249860, 252200, 300700, 312325, 312728, 322400, 372868, 384400, 390910, 399776, 466085, 481120, 499720, 504400, 601400, 624650, 625456, 745736, 768800, 781820, 932170, 977275, 999440, 1008800, 1202800, 1211821, 1249300, 1250912, 1491472, 1563640, 1864340, 1954550, 1998880, 2330425, 2405600, 2423642, 2498600, 2982944, 3127280, 3728680, 3909100, 4660850, 4847284, 4997200, 6059105, 6254560, 7457360, 7818200, 9321700, 9694568, 9994400, 12118210, 14914720, 15636400, 18643400, 19389136, 24236420, 30295525, 31272800, 37286800, 38778272, 48472840, 60591050, 74573600, 96945680, 121182100, 193891360, 242364200, 484728400, 969456800]

約数ペア:

[(1, 969456800), (2, 484728400), (4, 242364200), (5, 193891360), (8, 121182100), (10, 96945680), (13, 74573600), (16, 60591050), (20, 48472840), (25, 38778272), (26, 37286800), (31, 31272800), (32, 30295525), (40, 24236420), (50, 19389136), (52, 18643400), (62, 15636400), (65, 14914720), (80, 12118210), (97, 9994400), (100, 9694568), (104, 9321700), (124, 7818200), (130, 7457360), (155, 6254560), (160, 6059105), (194, 4997200), (200, 4847284), (208, 4660850), (248, 3909100), (260, 3728680), (310, 3127280), (325, 2982944), (388, 2498600), (400, 2423642), (403, 2405600), (416, 2330425), (485, 1998880), (496, 1954550), (520, 1864340), (620, 1563640), (650, 1491472), (775, 1250912), (776, 1249300), (800, 1211821), (806, 1202800), (961, 1008800), (970, 999440), (992, 977275), (1040, 932170), (1240, 781820), (1261, 768800), (1300, 745736), (1550, 625456), (1552, 624650), (1612, 601400), (1922, 504400), (1940, 499720), (2015, 481120), (2080, 466085), (2425, 399776), (2480, 390910), (2522, 384400), (2600, 372868), (3007, 322400), (3100, 312728), (3104, 312325), (3224, 300700), (3844, 252200), (3880, 249860), (4030, 240560), (4805, 201760), (4850, 199888), (4960, 195455), (5044, 192200), (5200, 186434), (6014, 161200), (6200, 156364), (6305, 153760), (6448, 150350), (7688, 126100), (7760, 124930), (8060, 120280), (9610, 100880), (9700, 99944), (10075, 96224), (10088, 96100), (10400, 93217), (12028, 80600), (12400, 78182), (12493, 77600), (12610, 76880), (12896, 75175), (15035, 64480), (15376, 63050), (15520, 62465), (16120, 60140), (19220, 50440), (19400, 49972), (20150, 48112), (20176, 48050), (24025, 40352), (24056, 40300), (24800, 39091), (24986, 38800), (25220, 38440), (30070, 32240), (30752, 31525)]