155858220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:501

約数の個数: 216

約数和(自身を含む): 564677568

約数和(自身を除く): 408819348

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 49, 60, 63, 70, 82, 84, 90, 98, 105, 123, 126, 140, 147, 164, 180, 196, 205, 210, 245, 246, 252, 287, 294, 315, 369, 410, 420, 431, 441, 490, 492, 574, 588, 615, 630, 735, 738, 820, 861, 862, 882, 980, 1148, 1230, 1260, 1293, 1435, 1470, 1476, 1722, 1724, 1764, 1845, 2009, 2155, 2205, 2460, 2583, 2586, 2870, 2940, 3017, 3444, 3690, 3879, 4018, 4305, 4310, 4410, 5166, 5172, 5740, 6027, 6034, 6465, 7380, 7758, 8036, 8610, 8620, 8820, 9051, 10045, 10332, 12054, 12068, 12915, 12930, 15085, 15516, 17220, 17671, 18081, 18102, 19395, 20090, 21119, 24108, 25830, 25860, 27153, 30135, 30170, 35342, 36162, 36204, 38790, 40180, 42238, 45255, 51660, 53013, 54306, 60270, 60340, 63357, 70684, 72324, 77580, 84476, 88355, 90405, 90510, 105595, 106026, 108612, 120540, 123697, 126714, 135765, 159039, 176710, 180810, 181020, 190071, 211190, 212052, 247394, 253428, 265065, 271530, 316785, 318078, 353420, 361620, 371091, 380142, 422380, 494788, 530130, 543060, 618485, 633570, 636156, 742182, 760284, 795195, 865879, 950355, 1060260, 1113273, 1236970, 1267140, 1484364, 1590390, 1731758, 1855455, 1900710, 2226546, 2473940, 2597637, 3180780, 3463516, 3710910, 3801420, 4329395, 4453092, 5195274, 5566365, 7421820, 7792911, 8658790, 10390548, 11132730, 12988185, 15585822, 17317580, 22265460, 25976370, 31171644, 38964555, 51952740, 77929110, 155858220]

約数ペア:

[(1, 155858220), (2, 77929110), (3, 51952740), (4, 38964555), (5, 31171644), (6, 25976370), (7, 22265460), (9, 17317580), (10, 15585822), (12, 12988185), (14, 11132730), (15, 10390548), (18, 8658790), (20, 7792911), (21, 7421820), (28, 5566365), (30, 5195274), (35, 4453092), (36, 4329395), (41, 3801420), (42, 3710910), (45, 3463516), (49, 3180780), (60, 2597637), (63, 2473940), (70, 2226546), (82, 1900710), (84, 1855455), (90, 1731758), (98, 1590390), (105, 1484364), (123, 1267140), (126, 1236970), (140, 1113273), (147, 1060260), (164, 950355), (180, 865879), (196, 795195), (205, 760284), (210, 742182), (245, 636156), (246, 633570), (252, 618485), (287, 543060), (294, 530130), (315, 494788), (369, 422380), (410, 380142), (420, 371091), (431, 361620), (441, 353420), (490, 318078), (492, 316785), (574, 271530), (588, 265065), (615, 253428), (630, 247394), (735, 212052), (738, 211190), (820, 190071), (861, 181020), (862, 180810), (882, 176710), (980, 159039), (1148, 135765), (1230, 126714), (1260, 123697), (1293, 120540), (1435, 108612), (1470, 106026), (1476, 105595), (1722, 90510), (1724, 90405), (1764, 88355), (1845, 84476), (2009, 77580), (2155, 72324), (2205, 70684), (2460, 63357), (2583, 60340), (2586, 60270), (2870, 54306), (2940, 53013), (3017, 51660), (3444, 45255), (3690, 42238), (3879, 40180), (4018, 38790), (4305, 36204), (4310, 36162), (4410, 35342), (5166, 30170), (5172, 30135), (5740, 27153), (6027, 25860), (6034, 25830), (6465, 24108), (7380, 21119), (7758, 20090), (8036, 19395), (8610, 18102), (8620, 18081), (8820, 17671), (9051, 17220), (10045, 15516), (10332, 15085), (12054, 12930), (12068, 12915)]