280503810

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11171}}^1$

素因数の和:11221

約数の個数: 80

約数和(自身を含む): 778643712

約数和(自身を除く): 498139902

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 155, 162, 186, 270, 279, 310, 405, 465, 558, 810, 837, 930, 1395, 1674, 2511, 2790, 4185, 5022, 8370, 11171, 12555, 22342, 25110, 33513, 55855, 67026, 100539, 111710, 167565, 201078, 301617, 335130, 346301, 502695, 603234, 692602, 904851, 1005390, 1038903, 1508085, 1731505, 1809702, 2077806, 3016170, 3116709, 3463010, 4524255, 5194515, 6233418, 9048510, 9350127, 10389030, 15583545, 18700254, 28050381, 31167090, 46750635, 56100762, 93501270, 140251905, 280503810]

約数ペア:

[(1, 280503810), (2, 140251905), (3, 93501270), (5, 56100762), (6, 46750635), (9, 31167090), (10, 28050381), (15, 18700254), (18, 15583545), (27, 10389030), (30, 9350127), (31, 9048510), (45, 6233418), (54, 5194515), (62, 4524255), (81, 3463010), (90, 3116709), (93, 3016170), (135, 2077806), (155, 1809702), (162, 1731505), (186, 1508085), (270, 1038903), (279, 1005390), (310, 904851), (405, 692602), (465, 603234), (558, 502695), (810, 346301), (837, 335130), (930, 301617), (1395, 201078), (1674, 167565), (2511, 111710), (2790, 100539), (4185, 67026), (5022, 55855), (8370, 33513), (11171, 25110), (12555, 22342)]