30040860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{521}}^1$

素因数の和:595

約数の個数: 72

約数和(自身を含む): 87082128

約数和(自身を除く): 57041268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 521, 620, 930, 961, 1042, 1563, 1860, 1922, 2084, 2605, 2883, 3126, 3844, 4805, 5210, 5766, 6252, 7815, 9610, 10420, 11532, 14415, 15630, 16151, 19220, 28830, 31260, 32302, 48453, 57660, 64604, 80755, 96906, 161510, 193812, 242265, 323020, 484530, 500681, 969060, 1001362, 1502043, 2002724, 2503405, 3004086, 5006810, 6008172, 7510215, 10013620, 15020430, 30040860]

約数ペア:

[(1, 30040860), (2, 15020430), (3, 10013620), (4, 7510215), (5, 6008172), (6, 5006810), (10, 3004086), (12, 2503405), (15, 2002724), (20, 1502043), (30, 1001362), (31, 969060), (60, 500681), (62, 484530), (93, 323020), (124, 242265), (155, 193812), (186, 161510), (310, 96906), (372, 80755), (465, 64604), (521, 57660), (620, 48453), (930, 32302), (961, 31260), (1042, 28830), (1563, 19220), (1860, 16151), (1922, 15630), (2084, 14415), (2605, 11532), (2883, 10420), (3126, 9610), (3844, 7815), (4805, 6252), (5210, 5766)]