159132120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{487}}^1$

素因数の和:897

約数の個数: 128

約数和(自身を含む): 548121600

約数和(自身を除く): 388989480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 389, 420, 487, 778, 840, 974, 1167, 1461, 1556, 1945, 1948, 2334, 2435, 2723, 2922, 3112, 3409, 3890, 3896, 4668, 4870, 5446, 5835, 5844, 6818, 7305, 7780, 8169, 9336, 9740, 10227, 10892, 11670, 11688, 13615, 13636, 14610, 15560, 16338, 17045, 19480, 20454, 21784, 23340, 27230, 27272, 29220, 32676, 34090, 40845, 40908, 46680, 51135, 54460, 58440, 65352, 68180, 81690, 81816, 102270, 108920, 136360, 163380, 189443, 204540, 326760, 378886, 409080, 568329, 757772, 947215, 1136658, 1326101, 1515544, 1894430, 2273316, 2652202, 2841645, 3788860, 3978303, 4546632, 5304404, 5683290, 6630505, 7577720, 7956606, 10608808, 11366580, 13261010, 15913212, 19891515, 22733160, 26522020, 31826424, 39783030, 53044040, 79566060, 159132120]

約数ペア:

[(1, 159132120), (2, 79566060), (3, 53044040), (4, 39783030), (5, 31826424), (6, 26522020), (7, 22733160), (8, 19891515), (10, 15913212), (12, 13261010), (14, 11366580), (15, 10608808), (20, 7956606), (21, 7577720), (24, 6630505), (28, 5683290), (30, 5304404), (35, 4546632), (40, 3978303), (42, 3788860), (56, 2841645), (60, 2652202), (70, 2273316), (84, 1894430), (105, 1515544), (120, 1326101), (140, 1136658), (168, 947215), (210, 757772), (280, 568329), (389, 409080), (420, 378886), (487, 326760), (778, 204540), (840, 189443), (974, 163380), (1167, 136360), (1461, 108920), (1556, 102270), (1945, 81816), (1948, 81690), (2334, 68180), (2435, 65352), (2723, 58440), (2922, 54460), (3112, 51135), (3409, 46680), (3890, 40908), (3896, 40845), (4668, 34090), (4870, 32676), (5446, 29220), (5835, 27272), (5844, 27230), (6818, 23340), (7305, 21784), (7780, 20454), (8169, 19480), (9336, 17045), (9740, 16338), (10227, 15560), (10892, 14610), (11670, 13636), (11688, 13615)]