78213240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{757}}^1$

素因数の和:822

約数の個数: 192

約数和(自身を含む): 297984960

約数和(自身を除く): 219771720

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, 757, 820, 840, 861, 984, 1148, 1230, 1260, 1435, 1476, 1514, 1640, 1722, 1845, 2271, 2296, 2460, 2520, 2583, 2870, 2952, 3028, 3444, 3690, 3785, 4305, 4542, 4920, 5166, 5299, 5740, 6056, 6813, 6888, 7380, 7570, 8610, 9084, 10332, 10598, 11355, 11480, 12915, 13626, 14760, 15140, 15897, 17220, 18168, 20664, 21196, 22710, 25830, 26495, 27252, 30280, 31037, 31794, 34065, 34440, 42392, 45420, 47691, 51660, 52990, 54504, 62074, 63588, 68130, 79485, 90840, 93111, 95382, 103320, 105980, 124148, 127176, 136260, 155185, 158970, 186222, 190764, 211960, 217259, 238455, 248296, 272520, 279333, 310370, 317940, 372444, 381528, 434518, 465555, 476910, 558666, 620740, 635880, 651777, 744888, 869036, 931110, 953820, 1086295, 1117332, 1241480, 1303554, 1396665, 1738072, 1862220, 1907640, 1955331, 2172590, 2234664, 2607108, 2793330, 3258885, 3724440, 3910662, 4345180, 5214216, 5586660, 6517770, 7821324, 8690360, 9776655, 11173320, 13035540, 15642648, 19553310, 26071080, 39106620, 78213240]

約数ペア:

[(1, 78213240), (2, 39106620), (3, 26071080), (4, 19553310), (5, 15642648), (6, 13035540), (7, 11173320), (8, 9776655), (9, 8690360), (10, 7821324), (12, 6517770), (14, 5586660), (15, 5214216), (18, 4345180), (20, 3910662), (21, 3724440), (24, 3258885), (28, 2793330), (30, 2607108), (35, 2234664), (36, 2172590), (40, 1955331), (41, 1907640), (42, 1862220), (45, 1738072), (56, 1396665), (60, 1303554), (63, 1241480), (70, 1117332), (72, 1086295), (82, 953820), (84, 931110), (90, 869036), (105, 744888), (120, 651777), (123, 635880), (126, 620740), (140, 558666), (164, 476910), (168, 465555), (180, 434518), (205, 381528), (210, 372444), (246, 317940), (252, 310370), (280, 279333), (287, 272520), (315, 248296), (328, 238455), (360, 217259), (369, 211960), (410, 190764), (420, 186222), (492, 158970), (504, 155185), (574, 136260), (615, 127176), (630, 124148), (738, 105980), (757, 103320), (820, 95382), (840, 93111), (861, 90840), (984, 79485), (1148, 68130), (1230, 63588), (1260, 62074), (1435, 54504), (1476, 52990), (1514, 51660), (1640, 47691), (1722, 45420), (1845, 42392), (2271, 34440), (2296, 34065), (2460, 31794), (2520, 31037), (2583, 30280), (2870, 27252), (2952, 26495), (3028, 25830), (3444, 22710), (3690, 21196), (3785, 20664), (4305, 18168), (4542, 17220), (4920, 15897), (5166, 15140), (5299, 14760), (5740, 13626), (6056, 12915), (6813, 11480), (6888, 11355), (7380, 10598), (7570, 10332), (8610, 9084)]