64528560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 235029600

約数和(自身を除く): 170501040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 53, 57, 60, 72, 76, 80, 89, 90, 95, 106, 114, 120, 144, 152, 159, 171, 178, 180, 190, 212, 228, 240, 265, 267, 285, 304, 318, 342, 356, 360, 380, 424, 445, 456, 477, 530, 534, 570, 636, 684, 712, 720, 760, 795, 801, 848, 855, 890, 912, 954, 1007, 1060, 1068, 1140, 1272, 1335, 1368, 1424, 1520, 1590, 1602, 1691, 1710, 1780, 1908, 2014, 2120, 2136, 2280, 2385, 2544, 2670, 2736, 3021, 3180, 3204, 3382, 3420, 3560, 3816, 4005, 4028, 4240, 4272, 4560, 4717, 4770, 5035, 5073, 5340, 6042, 6360, 6408, 6764, 6840, 7120, 7632, 8010, 8056, 8455, 9063, 9434, 9540, 10070, 10146, 10680, 12084, 12720, 12816, 13528, 13680, 14151, 15105, 15219, 16020, 16112, 16910, 18126, 18868, 19080, 20140, 20292, 21360, 23585, 24168, 25365, 27056, 28302, 30210, 30438, 32040, 33820, 36252, 37736, 38160, 40280, 40584, 42453, 45315, 47170, 48336, 50730, 56604, 60420, 60876, 64080, 67640, 70755, 72504, 75472, 76095, 80560, 81168, 84906, 89623, 90630, 94340, 101460, 113208, 120840, 121752, 135280, 141510, 145008, 152190, 169812, 179246, 181260, 188680, 202920, 212265, 226416, 241680, 243504, 268869, 283020, 304380, 339624, 358492, 362520, 377360, 405840, 424530, 448115, 537738, 566040, 608760, 679248, 716984, 725040, 806607, 849060, 896230, 1075476, 1132080, 1217520, 1344345, 1433968, 1613214, 1698120, 1792460, 2150952, 2688690, 3226428, 3396240, 3584920, 4033035, 4301904, 5377380, 6452856, 7169840, 8066070, 10754760, 12905712, 16132140, 21509520, 32264280, 64528560]

約数ペア:

[(1, 64528560), (2, 32264280), (3, 21509520), (4, 16132140), (5, 12905712), (6, 10754760), (8, 8066070), (9, 7169840), (10, 6452856), (12, 5377380), (15, 4301904), (16, 4033035), (18, 3584920), (19, 3396240), (20, 3226428), (24, 2688690), (30, 2150952), (36, 1792460), (38, 1698120), (40, 1613214), (45, 1433968), (48, 1344345), (53, 1217520), (57, 1132080), (60, 1075476), (72, 896230), (76, 849060), (80, 806607), (89, 725040), (90, 716984), (95, 679248), (106, 608760), (114, 566040), (120, 537738), (144, 448115), (152, 424530), (159, 405840), (171, 377360), (178, 362520), (180, 358492), (190, 339624), (212, 304380), (228, 283020), (240, 268869), (265, 243504), (267, 241680), (285, 226416), (304, 212265), (318, 202920), (342, 188680), (356, 181260), (360, 179246), (380, 169812), (424, 152190), (445, 145008), (456, 141510), (477, 135280), (530, 121752), (534, 120840), (570, 113208), (636, 101460), (684, 94340), (712, 90630), (720, 89623), (760, 84906), (795, 81168), (801, 80560), (848, 76095), (855, 75472), (890, 72504), (912, 70755), (954, 67640), (1007, 64080), (1060, 60876), (1068, 60420), (1140, 56604), (1272, 50730), (1335, 48336), (1368, 47170), (1424, 45315), (1520, 42453), (1590, 40584), (1602, 40280), (1691, 38160), (1710, 37736), (1780, 36252), (1908, 33820), (2014, 32040), (2120, 30438), (2136, 30210), (2280, 28302), (2385, 27056), (2544, 25365), (2670, 24168), (2736, 23585), (3021, 21360), (3180, 20292), (3204, 20140), (3382, 19080), (3420, 18868), (3560, 18126), (3816, 16910), (4005, 16112), (4028, 16020), (4240, 15219), (4272, 15105), (4560, 14151), (4717, 13680), (4770, 13528), (5035, 12816), (5073, 12720), (5340, 12084), (6042, 10680), (6360, 10146), (6408, 10070), (6764, 9540), (6840, 9434), (7120, 9063), (7632, 8455), (8010, 8056)]