255923640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2477}}^1$

素因数の和:2542

約数の個数: 192

約数和(自身を含む): 974151360

約数和(自身を除く): 718227720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 41, 42, 45, 56, 60, 63, 70, 72, 82, 84, 90, 105, 120, 123, 126, 140, 164, 168, 180, 205, 210, 246, 252, 280, 287, 315, 328, 360, 369, 410, 420, 492, 504, 574, 615, 630, 738, 820, 840, 861, 984, 1148, 1230, 1260, 1435, 1476, 1640, 1722, 1845, 2296, 2460, 2477, 2520, 2583, 2870, 2952, 3444, 3690, 4305, 4920, 4954, 5166, 5740, 6888, 7380, 7431, 8610, 9908, 10332, 11480, 12385, 12915, 14760, 14862, 17220, 17339, 19816, 20664, 22293, 24770, 25830, 29724, 34440, 34678, 37155, 44586, 49540, 51660, 52017, 59448, 69356, 74310, 86695, 89172, 99080, 101557, 103320, 104034, 111465, 138712, 148620, 156051, 173390, 178344, 203114, 208068, 222930, 260085, 297240, 304671, 312102, 346780, 406228, 416136, 445860, 507785, 520170, 609342, 624204, 693560, 710899, 780255, 812456, 891720, 914013, 1015570, 1040340, 1218684, 1248408, 1421798, 1523355, 1560510, 1828026, 2031140, 2080680, 2132697, 2437368, 2843596, 3046710, 3121020, 3554495, 3656052, 4062280, 4265394, 4570065, 5687192, 6093420, 6242040, 6398091, 7108990, 7312104, 8530788, 9140130, 10663485, 12186840, 12796182, 14217980, 17061576, 18280260, 21326970, 25592364, 28435960, 31990455, 36560520, 42653940, 51184728, 63980910, 85307880, 127961820, 255923640]

約数ペア:

[(1, 255923640), (2, 127961820), (3, 85307880), (4, 63980910), (5, 51184728), (6, 42653940), (7, 36560520), (8, 31990455), (9, 28435960), (10, 25592364), (12, 21326970), (14, 18280260), (15, 17061576), (18, 14217980), (20, 12796182), (21, 12186840), (24, 10663485), (28, 9140130), (30, 8530788), (35, 7312104), (36, 7108990), (40, 6398091), (41, 6242040), (42, 6093420), (45, 5687192), (56, 4570065), (60, 4265394), (63, 4062280), (70, 3656052), (72, 3554495), (82, 3121020), (84, 3046710), (90, 2843596), (105, 2437368), (120, 2132697), (123, 2080680), (126, 2031140), (140, 1828026), (164, 1560510), (168, 1523355), (180, 1421798), (205, 1248408), (210, 1218684), (246, 1040340), (252, 1015570), (280, 914013), (287, 891720), (315, 812456), (328, 780255), (360, 710899), (369, 693560), (410, 624204), (420, 609342), (492, 520170), (504, 507785), (574, 445860), (615, 416136), (630, 406228), (738, 346780), (820, 312102), (840, 304671), (861, 297240), (984, 260085), (1148, 222930), (1230, 208068), (1260, 203114), (1435, 178344), (1476, 173390), (1640, 156051), (1722, 148620), (1845, 138712), (2296, 111465), (2460, 104034), (2477, 103320), (2520, 101557), (2583, 99080), (2870, 89172), (2952, 86695), (3444, 74310), (3690, 69356), (4305, 59448), (4920, 52017), (4954, 51660), (5166, 49540), (5740, 44586), (6888, 37155), (7380, 34678), (7431, 34440), (8610, 29724), (9908, 25830), (10332, 24770), (11480, 22293), (12385, 20664), (12915, 19816), (14760, 17339), (14862, 17220)]