30204580

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 120

約数和(自身を含む): 80467128

約数和(自身を除く): 50262548

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 37, 49, 68, 70, 74, 85, 98, 119, 140, 148, 170, 185, 196, 238, 245, 259, 340, 343, 370, 476, 490, 518, 595, 629, 686, 740, 833, 980, 1036, 1190, 1258, 1295, 1372, 1666, 1715, 1813, 2380, 2401, 2516, 2590, 3145, 3332, 3430, 3626, 4165, 4403, 4802, 5180, 5831, 6290, 6860, 7252, 8330, 8806, 9065, 9604, 11662, 12005, 12580, 12691, 16660, 17612, 18130, 22015, 23324, 24010, 25382, 29155, 30821, 36260, 40817, 44030, 48020, 50764, 58310, 61642, 63455, 81634, 88060, 88837, 116620, 123284, 126910, 154105, 163268, 177674, 204085, 215747, 253820, 308210, 355348, 408170, 431494, 444185, 616420, 816340, 862988, 888370, 1078735, 1510229, 1776740, 2157470, 3020458, 4314940, 6040916, 7551145, 15102290, 30204580]

約数ペア:

[(1, 30204580), (2, 15102290), (4, 7551145), (5, 6040916), (7, 4314940), (10, 3020458), (14, 2157470), (17, 1776740), (20, 1510229), (28, 1078735), (34, 888370), (35, 862988), (37, 816340), (49, 616420), (68, 444185), (70, 431494), (74, 408170), (85, 355348), (98, 308210), (119, 253820), (140, 215747), (148, 204085), (170, 177674), (185, 163268), (196, 154105), (238, 126910), (245, 123284), (259, 116620), (340, 88837), (343, 88060), (370, 81634), (476, 63455), (490, 61642), (518, 58310), (595, 50764), (629, 48020), (686, 44030), (740, 40817), (833, 36260), (980, 30821), (1036, 29155), (1190, 25382), (1258, 24010), (1295, 23324), (1372, 22015), (1666, 18130), (1715, 17612), (1813, 16660), (2380, 12691), (2401, 12580), (2516, 12005), (2590, 11662), (3145, 9604), (3332, 9065), (3430, 8806), (3626, 8330), (4165, 7252), (4403, 6860), (4802, 6290), (5180, 5831)]