81554310540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{163981}}^1$

素因数の和:164309

約数の個数: 120

約数和(自身を含む): 256673809392

約数和(自身を除く): 175119498852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 307, 324, 405, 540, 614, 810, 921, 1228, 1535, 1620, 1842, 2763, 3070, 3684, 4605, 5526, 6140, 8289, 9210, 11052, 13815, 16578, 18420, 24867, 27630, 33156, 41445, 49734, 55260, 82890, 99468, 124335, 163981, 165780, 248670, 327962, 491943, 497340, 655924, 819905, 983886, 1475829, 1639810, 1967772, 2459715, 2951658, 3279620, 4427487, 4919430, 5903316, 7379145, 8854974, 9838860, 13282461, 14758290, 17709948, 22137435, 26564922, 29516580, 44274870, 50342167, 53129844, 66412305, 88549740, 100684334, 132824610, 151026501, 201368668, 251710835, 265649220, 302053002, 453079503, 503421670, 604106004, 755132505, 906159006, 1006843340, 1359238509, 1510265010, 1812318012, 2265397515, 2718477018, 3020530020, 4077715527, 4530795030, 5436954036, 6796192545, 8155431054, 9061590060, 13592385090, 16310862108, 20388577635, 27184770180, 40777155270, 81554310540]

約数ペア:

[(1, 81554310540), (2, 40777155270), (3, 27184770180), (4, 20388577635), (5, 16310862108), (6, 13592385090), (9, 9061590060), (10, 8155431054), (12, 6796192545), (15, 5436954036), (18, 4530795030), (20, 4077715527), (27, 3020530020), (30, 2718477018), (36, 2265397515), (45, 1812318012), (54, 1510265010), (60, 1359238509), (81, 1006843340), (90, 906159006), (108, 755132505), (135, 604106004), (162, 503421670), (180, 453079503), (270, 302053002), (307, 265649220), (324, 251710835), (405, 201368668), (540, 151026501), (614, 132824610), (810, 100684334), (921, 88549740), (1228, 66412305), (1535, 53129844), (1620, 50342167), (1842, 44274870), (2763, 29516580), (3070, 26564922), (3684, 22137435), (4605, 17709948), (5526, 14758290), (6140, 13282461), (8289, 9838860), (9210, 8854974), (11052, 7379145), (13815, 5903316), (16578, 4919430), (18420, 4427487), (24867, 3279620), (27630, 2951658), (33156, 2459715), (41445, 1967772), (49734, 1639810), (55260, 1475829), (82890, 983886), (99468, 819905), (124335, 655924), (163981, 497340), (165780, 491943), (248670, 327962)]