90781320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{15439}}^1$

素因数の和:15467

約数の個数: 96

約数和(自身を含む): 316828800

約数和(自身を除く): 226047480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 15439, 30878, 46317, 61756, 77195, 92634, 108073, 123512, 154390, 185268, 216146, 231585, 308780, 324219, 370536, 432292, 463170, 540365, 617560, 648438, 756511, 864584, 926340, 1080730, 1296876, 1513022, 1621095, 1852680, 2161460, 2269533, 2593752, 3026044, 3242190, 3782555, 4322920, 4539066, 6052088, 6484380, 7565110, 9078132, 11347665, 12968760, 15130220, 18156264, 22695330, 30260440, 45390660, 90781320]

約数ペア:

[(1, 90781320), (2, 45390660), (3, 30260440), (4, 22695330), (5, 18156264), (6, 15130220), (7, 12968760), (8, 11347665), (10, 9078132), (12, 7565110), (14, 6484380), (15, 6052088), (20, 4539066), (21, 4322920), (24, 3782555), (28, 3242190), (30, 3026044), (35, 2593752), (40, 2269533), (42, 2161460), (49, 1852680), (56, 1621095), (60, 1513022), (70, 1296876), (84, 1080730), (98, 926340), (105, 864584), (120, 756511), (140, 648438), (147, 617560), (168, 540365), (196, 463170), (210, 432292), (245, 370536), (280, 324219), (294, 308780), (392, 231585), (420, 216146), (490, 185268), (588, 154390), (735, 123512), (840, 108073), (980, 92634), (1176, 77195), (1470, 61756), (1960, 46317), (2940, 30878), (5880, 15439)]