51263940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:302

約数の個数: 192

約数和(自身を含む): 181762560

約数和(自身を除く): 130498620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 41, 42, 52, 60, 65, 70, 78, 82, 84, 91, 105, 123, 130, 140, 156, 164, 182, 195, 205, 210, 229, 246, 260, 273, 287, 364, 390, 410, 420, 455, 458, 492, 533, 546, 574, 615, 687, 780, 820, 861, 910, 916, 1066, 1092, 1145, 1148, 1230, 1365, 1374, 1435, 1599, 1603, 1722, 1820, 2132, 2290, 2460, 2665, 2730, 2748, 2870, 2977, 3198, 3206, 3435, 3444, 3731, 4305, 4580, 4809, 5330, 5460, 5740, 5954, 6396, 6412, 6870, 7462, 7995, 8015, 8610, 8931, 9389, 9618, 10660, 11193, 11908, 13740, 14885, 14924, 15990, 16030, 17220, 17862, 18655, 18778, 19236, 20839, 22386, 24045, 28167, 29770, 31980, 32060, 35724, 37310, 37556, 41678, 44655, 44772, 46945, 48090, 55965, 56334, 59540, 62517, 65723, 74620, 83356, 89310, 93890, 96180, 104195, 111930, 112668, 122057, 125034, 131446, 140835, 178620, 187780, 197169, 208390, 223860, 244114, 250068, 262892, 281670, 312585, 328615, 366171, 394338, 416780, 488228, 563340, 610285, 625170, 657230, 732342, 788676, 854399, 985845, 1220570, 1250340, 1314460, 1464684, 1708798, 1830855, 1971690, 2441140, 2563197, 3417596, 3661710, 3943380, 4271995, 5126394, 7323420, 8543990, 10252788, 12815985, 17087980, 25631970, 51263940]

約数ペア:

[(1, 51263940), (2, 25631970), (3, 17087980), (4, 12815985), (5, 10252788), (6, 8543990), (7, 7323420), (10, 5126394), (12, 4271995), (13, 3943380), (14, 3661710), (15, 3417596), (20, 2563197), (21, 2441140), (26, 1971690), (28, 1830855), (30, 1708798), (35, 1464684), (39, 1314460), (41, 1250340), (42, 1220570), (52, 985845), (60, 854399), (65, 788676), (70, 732342), (78, 657230), (82, 625170), (84, 610285), (91, 563340), (105, 488228), (123, 416780), (130, 394338), (140, 366171), (156, 328615), (164, 312585), (182, 281670), (195, 262892), (205, 250068), (210, 244114), (229, 223860), (246, 208390), (260, 197169), (273, 187780), (287, 178620), (364, 140835), (390, 131446), (410, 125034), (420, 122057), (455, 112668), (458, 111930), (492, 104195), (533, 96180), (546, 93890), (574, 89310), (615, 83356), (687, 74620), (780, 65723), (820, 62517), (861, 59540), (910, 56334), (916, 55965), (1066, 48090), (1092, 46945), (1145, 44772), (1148, 44655), (1230, 41678), (1365, 37556), (1374, 37310), (1435, 35724), (1599, 32060), (1603, 31980), (1722, 29770), (1820, 28167), (2132, 24045), (2290, 22386), (2460, 20839), (2665, 19236), (2730, 18778), (2748, 18655), (2870, 17862), (2977, 17220), (3198, 16030), (3206, 15990), (3435, 14924), (3444, 14885), (3731, 13740), (4305, 11908), (4580, 11193), (4809, 10660), (5330, 9618), (5460, 9389), (5740, 8931), (5954, 8610), (6396, 8015), (6412, 7995), (6870, 7462)]