161687460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{22271}}^1$

素因数の和:22305

約数の個数: 72

約数和(自身を含む): 497645568

約数和(自身を除く): 335958108

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 3630, 7260, 22271, 44542, 66813, 89084, 111355, 133626, 222710, 244981, 267252, 334065, 445420, 489962, 668130, 734943, 979924, 1224905, 1336260, 1469886, 2449810, 2694791, 2939772, 3674715, 4899620, 5389582, 7349430, 8084373, 10779164, 13473955, 14698860, 16168746, 26947910, 32337492, 40421865, 53895820, 80843730, 161687460]

約数ペア:

[(1, 161687460), (2, 80843730), (3, 53895820), (4, 40421865), (5, 32337492), (6, 26947910), (10, 16168746), (11, 14698860), (12, 13473955), (15, 10779164), (20, 8084373), (22, 7349430), (30, 5389582), (33, 4899620), (44, 3674715), (55, 2939772), (60, 2694791), (66, 2449810), (110, 1469886), (121, 1336260), (132, 1224905), (165, 979924), (220, 734943), (242, 668130), (330, 489962), (363, 445420), (484, 334065), (605, 267252), (660, 244981), (726, 222710), (1210, 133626), (1452, 111355), (1815, 89084), (2420, 66813), (3630, 44542), (7260, 22271)]