74181420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1579}}^1$

素因数の和:1629

約数の個数: 120

約数和(自身を含む): 240886800

約数和(自身を除く): 166705380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 261, 270, 290, 324, 348, 405, 435, 522, 540, 580, 783, 810, 870, 1044, 1305, 1566, 1579, 1620, 1740, 2349, 2610, 3132, 3158, 3915, 4698, 4737, 5220, 6316, 7830, 7895, 9396, 9474, 11745, 14211, 15660, 15790, 18948, 23490, 23685, 28422, 31580, 42633, 45791, 46980, 47370, 56844, 71055, 85266, 91582, 94740, 127899, 137373, 142110, 170532, 183164, 213165, 228955, 255798, 274746, 284220, 412119, 426330, 457910, 511596, 549492, 639495, 686865, 824238, 852660, 915820, 1236357, 1278990, 1373730, 1648476, 2060595, 2472714, 2557980, 2747460, 3709071, 4121190, 4945428, 6181785, 7418142, 8242380, 12363570, 14836284, 18545355, 24727140, 37090710, 74181420]

約数ペア:

[(1, 74181420), (2, 37090710), (3, 24727140), (4, 18545355), (5, 14836284), (6, 12363570), (9, 8242380), (10, 7418142), (12, 6181785), (15, 4945428), (18, 4121190), (20, 3709071), (27, 2747460), (29, 2557980), (30, 2472714), (36, 2060595), (45, 1648476), (54, 1373730), (58, 1278990), (60, 1236357), (81, 915820), (87, 852660), (90, 824238), (108, 686865), (116, 639495), (135, 549492), (145, 511596), (162, 457910), (174, 426330), (180, 412119), (261, 284220), (270, 274746), (290, 255798), (324, 228955), (348, 213165), (405, 183164), (435, 170532), (522, 142110), (540, 137373), (580, 127899), (783, 94740), (810, 91582), (870, 85266), (1044, 71055), (1305, 56844), (1566, 47370), (1579, 46980), (1620, 45791), (1740, 42633), (2349, 31580), (2610, 28422), (3132, 23685), (3158, 23490), (3915, 18948), (4698, 15790), (4737, 15660), (5220, 14211), (6316, 11745), (7830, 9474), (7895, 9396)]