30397980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{277}}^1$

素因数の和:379

約数の個数: 96

約数和(自身を含む): 89671680

約数和(自身を除く): 59273700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 59, 60, 62, 93, 118, 124, 155, 177, 186, 236, 277, 295, 310, 354, 372, 465, 554, 590, 620, 708, 831, 885, 930, 1108, 1180, 1385, 1662, 1770, 1829, 1860, 2770, 3324, 3540, 3658, 4155, 5487, 5540, 7316, 8310, 8587, 9145, 10974, 16343, 16620, 17174, 18290, 21948, 25761, 27435, 32686, 34348, 36580, 42935, 49029, 51522, 54870, 65372, 81715, 85870, 98058, 103044, 109740, 128805, 163430, 171740, 196116, 245145, 257610, 326860, 490290, 506633, 515220, 980580, 1013266, 1519899, 2026532, 2533165, 3039798, 5066330, 6079596, 7599495, 10132660, 15198990, 30397980]

約数ペア:

[(1, 30397980), (2, 15198990), (3, 10132660), (4, 7599495), (5, 6079596), (6, 5066330), (10, 3039798), (12, 2533165), (15, 2026532), (20, 1519899), (30, 1013266), (31, 980580), (59, 515220), (60, 506633), (62, 490290), (93, 326860), (118, 257610), (124, 245145), (155, 196116), (177, 171740), (186, 163430), (236, 128805), (277, 109740), (295, 103044), (310, 98058), (354, 85870), (372, 81715), (465, 65372), (554, 54870), (590, 51522), (620, 49029), (708, 42935), (831, 36580), (885, 34348), (930, 32686), (1108, 27435), (1180, 25761), (1385, 21948), (1662, 18290), (1770, 17174), (1829, 16620), (1860, 16343), (2770, 10974), (3324, 9145), (3540, 8587), (3658, 8310), (4155, 7316), (5487, 5540)]