20212113480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2053}}^1\times {\mathrm{6311}}^1$

素因数の和:8391

約数の個数: 128

約数和(自身を含む): 65342833920

約数和(自身を除く): 45130720440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 2053, 4106, 6159, 6311, 8212, 10265, 12318, 12622, 16424, 18933, 20530, 24636, 25244, 26689, 30795, 31555, 37866, 41060, 49272, 50488, 53378, 61590, 63110, 75732, 80067, 82043, 82120, 94665, 106756, 123180, 126220, 133445, 151464, 160134, 164086, 189330, 213512, 246129, 246360, 252440, 266890, 320268, 328172, 378660, 400335, 410215, 492258, 533780, 640536, 656344, 757320, 800670, 820430, 984516, 1067560, 1230645, 1601340, 1640860, 1969032, 2461290, 3202680, 3281720, 4922580, 9845160, 12956483, 25912966, 38869449, 51825932, 64782415, 77738898, 103651864, 129564830, 155477796, 168434279, 194347245, 259129660, 310955592, 336868558, 388694490, 505302837, 518259320, 673737116, 777388980, 842171395, 1010605674, 1347474232, 1554777960, 1684342790, 2021211348, 2526514185, 3368685580, 4042422696, 5053028370, 6737371160, 10106056740, 20212113480]

約数ペア:

[(1, 20212113480), (2, 10106056740), (3, 6737371160), (4, 5053028370), (5, 4042422696), (6, 3368685580), (8, 2526514185), (10, 2021211348), (12, 1684342790), (13, 1554777960), (15, 1347474232), (20, 1010605674), (24, 842171395), (26, 777388980), (30, 673737116), (39, 518259320), (40, 505302837), (52, 388694490), (60, 336868558), (65, 310955592), (78, 259129660), (104, 194347245), (120, 168434279), (130, 155477796), (156, 129564830), (195, 103651864), (260, 77738898), (312, 64782415), (390, 51825932), (520, 38869449), (780, 25912966), (1560, 12956483), (2053, 9845160), (4106, 4922580), (6159, 3281720), (6311, 3202680), (8212, 2461290), (10265, 1969032), (12318, 1640860), (12622, 1601340), (16424, 1230645), (18933, 1067560), (20530, 984516), (24636, 820430), (25244, 800670), (26689, 757320), (30795, 656344), (31555, 640536), (37866, 533780), (41060, 492258), (49272, 410215), (50488, 400335), (53378, 378660), (61590, 328172), (63110, 320268), (75732, 266890), (80067, 252440), (82043, 246360), (82120, 246129), (94665, 213512), (106756, 189330), (123180, 164086), (126220, 160134), (133445, 151464)]