661616880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5231}}^1$

素因数の和:5295

約数の個数: 160

約数和(自身を含む): 2242142208

約数和(自身を除く): 1580525328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 240, 248, 255, 272, 310, 340, 372, 408, 465, 496, 510, 527, 620, 680, 744, 816, 930, 1020, 1054, 1240, 1360, 1488, 1581, 1860, 2040, 2108, 2480, 2635, 3162, 3720, 4080, 4216, 5231, 5270, 6324, 7440, 7905, 8432, 10462, 10540, 12648, 15693, 15810, 20924, 21080, 25296, 26155, 31386, 31620, 41848, 42160, 52310, 62772, 63240, 78465, 83696, 88927, 104620, 125544, 126480, 156930, 162161, 177854, 209240, 251088, 266781, 313860, 324322, 355708, 418480, 444635, 486483, 533562, 627720, 648644, 711416, 810805, 889270, 972966, 1067124, 1255440, 1297288, 1333905, 1422832, 1621610, 1778540, 1945932, 2134248, 2432415, 2594576, 2667810, 2756737, 3243220, 3557080, 3891864, 4268496, 4864830, 5335620, 5513474, 6486440, 7114160, 7783728, 8270211, 9729660, 10671240, 11026948, 12972880, 13783685, 16540422, 19459320, 21342480, 22053896, 27567370, 33080844, 38918640, 41351055, 44107792, 55134740, 66161688, 82702110, 110269480, 132323376, 165404220, 220538960, 330808440, 661616880]

約数ペア:

[(1, 661616880), (2, 330808440), (3, 220538960), (4, 165404220), (5, 132323376), (6, 110269480), (8, 82702110), (10, 66161688), (12, 55134740), (15, 44107792), (16, 41351055), (17, 38918640), (20, 33080844), (24, 27567370), (30, 22053896), (31, 21342480), (34, 19459320), (40, 16540422), (48, 13783685), (51, 12972880), (60, 11026948), (62, 10671240), (68, 9729660), (80, 8270211), (85, 7783728), (93, 7114160), (102, 6486440), (120, 5513474), (124, 5335620), (136, 4864830), (155, 4268496), (170, 3891864), (186, 3557080), (204, 3243220), (240, 2756737), (248, 2667810), (255, 2594576), (272, 2432415), (310, 2134248), (340, 1945932), (372, 1778540), (408, 1621610), (465, 1422832), (496, 1333905), (510, 1297288), (527, 1255440), (620, 1067124), (680, 972966), (744, 889270), (816, 810805), (930, 711416), (1020, 648644), (1054, 627720), (1240, 533562), (1360, 486483), (1488, 444635), (1581, 418480), (1860, 355708), (2040, 324322), (2108, 313860), (2480, 266781), (2635, 251088), (3162, 209240), (3720, 177854), (4080, 162161), (4216, 156930), (5231, 126480), (5270, 125544), (6324, 104620), (7440, 88927), (7905, 83696), (8432, 78465), (10462, 63240), (10540, 62772), (12648, 52310), (15693, 42160), (15810, 41848), (20924, 31620), (21080, 31386), (25296, 26155)]