161414680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 431568000

約数和(自身を除く): 270153320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 73, 106, 140, 146, 149, 212, 265, 280, 292, 298, 365, 371, 424, 511, 530, 584, 596, 730, 742, 745, 1022, 1043, 1060, 1192, 1460, 1484, 1490, 1855, 2044, 2086, 2120, 2555, 2920, 2968, 2980, 3710, 3869, 4088, 4172, 5110, 5215, 5960, 7420, 7738, 7897, 8344, 10220, 10430, 10877, 14840, 15476, 15794, 19345, 20440, 20860, 21754, 27083, 30952, 31588, 38690, 39485, 41720, 43508, 54166, 54385, 55279, 63176, 76139, 77380, 78970, 87016, 108332, 108770, 110558, 135415, 152278, 154760, 157940, 216664, 217540, 221116, 270830, 276395, 304556, 315880, 380695, 435080, 442232, 541660, 552790, 576481, 609112, 761390, 1083320, 1105580, 1152962, 1522780, 2211160, 2305924, 2882405, 3045560, 4035367, 4611848, 5764810, 8070734, 11529620, 16141468, 20176835, 23059240, 32282936, 40353670, 80707340, 161414680]

約数ペア:

[(1, 161414680), (2, 80707340), (4, 40353670), (5, 32282936), (7, 23059240), (8, 20176835), (10, 16141468), (14, 11529620), (20, 8070734), (28, 5764810), (35, 4611848), (40, 4035367), (53, 3045560), (56, 2882405), (70, 2305924), (73, 2211160), (106, 1522780), (140, 1152962), (146, 1105580), (149, 1083320), (212, 761390), (265, 609112), (280, 576481), (292, 552790), (298, 541660), (365, 442232), (371, 435080), (424, 380695), (511, 315880), (530, 304556), (584, 276395), (596, 270830), (730, 221116), (742, 217540), (745, 216664), (1022, 157940), (1043, 154760), (1060, 152278), (1192, 135415), (1460, 110558), (1484, 108770), (1490, 108332), (1855, 87016), (2044, 78970), (2086, 77380), (2120, 76139), (2555, 63176), (2920, 55279), (2968, 54385), (2980, 54166), (3710, 43508), (3869, 41720), (4088, 39485), (4172, 38690), (5110, 31588), (5215, 30952), (5960, 27083), (7420, 21754), (7738, 20860), (7897, 20440), (8344, 19345), (10220, 15794), (10430, 15476), (10877, 14840)]