20494632720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{11321}}^1$

素因数の和:11753

約数の個数: 160

約数和(自身を含む): 67051601280

約数和(自身を除く): 46556968560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 397, 456, 570, 760, 794, 912, 1140, 1191, 1520, 1588, 1985, 2280, 2382, 3176, 3970, 4560, 4764, 5955, 6352, 7543, 7940, 9528, 11321, 11910, 15086, 15880, 19056, 22629, 22642, 23820, 30172, 31760, 33963, 37715, 45258, 45284, 47640, 56605, 60344, 67926, 75430, 90516, 90568, 95280, 113145, 113210, 120688, 135852, 150860, 169815, 181032, 181136, 215099, 226290, 226420, 271704, 301720, 339630, 362064, 430198, 452580, 452840, 543408, 603440, 645297, 679260, 860396, 905160, 905680, 1075495, 1290594, 1358520, 1720792, 1810320, 2150990, 2581188, 2717040, 3226485, 3441584, 4301980, 4494437, 5162376, 6452970, 8603960, 8988874, 10324752, 12905940, 13483311, 17207920, 17977748, 22472185, 25811880, 26966622, 35955496, 44944370, 51623760, 53933244, 67416555, 71910992, 85394303, 89888740, 107866488, 134833110, 170788606, 179777480, 215732976, 256182909, 269666220, 341577212, 359554960, 426971515, 512365818, 539332440, 683154424, 853943030, 1024731636, 1078664880, 1280914545, 1366308848, 1707886060, 2049463272, 2561829090, 3415772120, 4098926544, 5123658180, 6831544240, 10247316360, 20494632720]

約数ペア:

[(1, 20494632720), (2, 10247316360), (3, 6831544240), (4, 5123658180), (5, 4098926544), (6, 3415772120), (8, 2561829090), (10, 2049463272), (12, 1707886060), (15, 1366308848), (16, 1280914545), (19, 1078664880), (20, 1024731636), (24, 853943030), (30, 683154424), (38, 539332440), (40, 512365818), (48, 426971515), (57, 359554960), (60, 341577212), (76, 269666220), (80, 256182909), (95, 215732976), (114, 179777480), (120, 170788606), (152, 134833110), (190, 107866488), (228, 89888740), (240, 85394303), (285, 71910992), (304, 67416555), (380, 53933244), (397, 51623760), (456, 44944370), (570, 35955496), (760, 26966622), (794, 25811880), (912, 22472185), (1140, 17977748), (1191, 17207920), (1520, 13483311), (1588, 12905940), (1985, 10324752), (2280, 8988874), (2382, 8603960), (3176, 6452970), (3970, 5162376), (4560, 4494437), (4764, 4301980), (5955, 3441584), (6352, 3226485), (7543, 2717040), (7940, 2581188), (9528, 2150990), (11321, 1810320), (11910, 1720792), (15086, 1358520), (15880, 1290594), (19056, 1075495), (22629, 905680), (22642, 905160), (23820, 860396), (30172, 679260), (31760, 645297), (33963, 603440), (37715, 543408), (45258, 452840), (45284, 452580), (47640, 430198), (56605, 362064), (60344, 339630), (67926, 301720), (75430, 271704), (90516, 226420), (90568, 226290), (95280, 215099), (113145, 181136), (113210, 181032), (120688, 169815), (135852, 150860)]