8629880

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:86

約数の個数: 128

約数和(自身を含む): 24624000

約数和(自身を除く): 15994120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 37, 40, 49, 56, 68, 70, 74, 85, 98, 119, 136, 140, 148, 170, 185, 196, 238, 245, 259, 280, 296, 340, 343, 370, 392, 476, 490, 518, 595, 629, 680, 686, 740, 833, 952, 980, 1036, 1190, 1258, 1295, 1372, 1480, 1666, 1715, 1813, 1960, 2072, 2380, 2516, 2590, 2744, 3145, 3332, 3430, 3626, 4165, 4403, 4760, 5032, 5180, 5831, 6290, 6664, 6860, 7252, 8330, 8806, 9065, 10360, 11662, 12580, 12691, 13720, 14504, 16660, 17612, 18130, 22015, 23324, 25160, 25382, 29155, 30821, 33320, 35224, 36260, 44030, 46648, 50764, 58310, 61642, 63455, 72520, 88060, 101528, 116620, 123284, 126910, 154105, 176120, 215747, 233240, 246568, 253820, 308210, 431494, 507640, 616420, 862988, 1078735, 1232840, 1725976, 2157470, 4314940, 8629880]

約数ペア:

[(1, 8629880), (2, 4314940), (4, 2157470), (5, 1725976), (7, 1232840), (8, 1078735), (10, 862988), (14, 616420), (17, 507640), (20, 431494), (28, 308210), (34, 253820), (35, 246568), (37, 233240), (40, 215747), (49, 176120), (56, 154105), (68, 126910), (70, 123284), (74, 116620), (85, 101528), (98, 88060), (119, 72520), (136, 63455), (140, 61642), (148, 58310), (170, 50764), (185, 46648), (196, 44030), (238, 36260), (245, 35224), (259, 33320), (280, 30821), (296, 29155), (340, 25382), (343, 25160), (370, 23324), (392, 22015), (476, 18130), (490, 17612), (518, 16660), (595, 14504), (629, 13720), (680, 12691), (686, 12580), (740, 11662), (833, 10360), (952, 9065), (980, 8806), (1036, 8330), (1190, 7252), (1258, 6860), (1295, 6664), (1372, 6290), (1480, 5831), (1666, 5180), (1715, 5032), (1813, 4760), (1960, 4403), (2072, 4165), (2380, 3626), (2516, 3430), (2590, 3332), (2744, 3145)]