123261740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:495

約数の個数: 96

約数和(自身を含む): 314496000

約数和(自身を除く): 191234260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 149, 190, 266, 298, 311, 380, 532, 596, 622, 665, 745, 1043, 1244, 1330, 1490, 1555, 2086, 2177, 2660, 2831, 2980, 3110, 4172, 4354, 5215, 5662, 5909, 6220, 8708, 10430, 10885, 11324, 11818, 14155, 19817, 20860, 21770, 23636, 28310, 29545, 39634, 41363, 43540, 46339, 56620, 59090, 79268, 82726, 92678, 99085, 118180, 165452, 185356, 198170, 206815, 231695, 324373, 396340, 413630, 463390, 648746, 827260, 880441, 926780, 1297492, 1621865, 1760882, 3243730, 3521764, 4402205, 6163087, 6487460, 8804410, 12326174, 17608820, 24652348, 30815435, 61630870, 123261740]

約数ペア:

[(1, 123261740), (2, 61630870), (4, 30815435), (5, 24652348), (7, 17608820), (10, 12326174), (14, 8804410), (19, 6487460), (20, 6163087), (28, 4402205), (35, 3521764), (38, 3243730), (70, 1760882), (76, 1621865), (95, 1297492), (133, 926780), (140, 880441), (149, 827260), (190, 648746), (266, 463390), (298, 413630), (311, 396340), (380, 324373), (532, 231695), (596, 206815), (622, 198170), (665, 185356), (745, 165452), (1043, 118180), (1244, 99085), (1330, 92678), (1490, 82726), (1555, 79268), (2086, 59090), (2177, 56620), (2660, 46339), (2831, 43540), (2980, 41363), (3110, 39634), (4172, 29545), (4354, 28310), (5215, 23636), (5662, 21770), (5909, 20860), (6220, 19817), (8708, 14155), (10430, 11818), (10885, 11324)]