161704680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2557}}^1$

素因数の和:2619

約数の個数: 128

約数和(自身を含む): 530426880

約数和(自身を除く): 368722200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1240, 1581, 1860, 2040, 2108, 2557, 2635, 3162, 3720, 4216, 5114, 5270, 6324, 7671, 7905, 10228, 10540, 12648, 12785, 15342, 15810, 20456, 21080, 25570, 30684, 31620, 38355, 43469, 51140, 61368, 63240, 76710, 79267, 86938, 102280, 130407, 153420, 158534, 173876, 217345, 237801, 260814, 306840, 317068, 347752, 396335, 434690, 475602, 521628, 634136, 652035, 792670, 869380, 951204, 1043256, 1189005, 1304070, 1347539, 1585340, 1738760, 1902408, 2378010, 2608140, 2695078, 3170680, 4042617, 4756020, 5216280, 5390156, 6737695, 8085234, 9512040, 10780312, 13475390, 16170468, 20213085, 26950780, 32340936, 40426170, 53901560, 80852340, 161704680]

約数ペア:

[(1, 161704680), (2, 80852340), (3, 53901560), (4, 40426170), (5, 32340936), (6, 26950780), (8, 20213085), (10, 16170468), (12, 13475390), (15, 10780312), (17, 9512040), (20, 8085234), (24, 6737695), (30, 5390156), (31, 5216280), (34, 4756020), (40, 4042617), (51, 3170680), (60, 2695078), (62, 2608140), (68, 2378010), (85, 1902408), (93, 1738760), (102, 1585340), (120, 1347539), (124, 1304070), (136, 1189005), (155, 1043256), (170, 951204), (186, 869380), (204, 792670), (248, 652035), (255, 634136), (310, 521628), (340, 475602), (372, 434690), (408, 396335), (465, 347752), (510, 317068), (527, 306840), (620, 260814), (680, 237801), (744, 217345), (930, 173876), (1020, 158534), (1054, 153420), (1240, 130407), (1581, 102280), (1860, 86938), (2040, 79267), (2108, 76710), (2557, 63240), (2635, 61368), (3162, 51140), (3720, 43469), (4216, 38355), (5114, 31620), (5270, 30684), (6324, 25570), (7671, 21080), (7905, 20456), (10228, 15810), (10540, 15342), (12648, 12785)]