817615620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1171}}^1$

素因数の和:1623

約数の個数: 120

約数和(自身を含む): 2573036928

約数和(自身を除く): 1755421308

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, 324, 405, 431, 540, 810, 862, 1171, 1293, 1620, 1724, 2155, 2342, 2586, 3513, 3879, 4310, 4684, 5172, 5855, 6465, 7026, 7758, 8620, 10539, 11637, 11710, 12930, 14052, 15516, 17565, 19395, 21078, 23274, 23420, 25860, 31617, 34911, 35130, 38790, 42156, 46548, 52695, 58185, 63234, 69822, 70260, 77580, 94851, 105390, 116370, 126468, 139644, 158085, 174555, 189702, 210780, 232740, 316170, 349110, 379404, 474255, 504701, 632340, 698220, 948510, 1009402, 1514103, 1897020, 2018804, 2523505, 3028206, 4542309, 5047010, 6056412, 7570515, 9084618, 10094020, 13626927, 15141030, 18169236, 22711545, 27253854, 30282060, 40880781, 45423090, 54507708, 68134635, 81761562, 90846180, 136269270, 163523124, 204403905, 272538540, 408807810, 817615620]

約数ペア:

[(1, 817615620), (2, 408807810), (3, 272538540), (4, 204403905), (5, 163523124), (6, 136269270), (9, 90846180), (10, 81761562), (12, 68134635), (15, 54507708), (18, 45423090), (20, 40880781), (27, 30282060), (30, 27253854), (36, 22711545), (45, 18169236), (54, 15141030), (60, 13626927), (81, 10094020), (90, 9084618), (108, 7570515), (135, 6056412), (162, 5047010), (180, 4542309), (270, 3028206), (324, 2523505), (405, 2018804), (431, 1897020), (540, 1514103), (810, 1009402), (862, 948510), (1171, 698220), (1293, 632340), (1620, 504701), (1724, 474255), (2155, 379404), (2342, 349110), (2586, 316170), (3513, 232740), (3879, 210780), (4310, 189702), (4684, 174555), (5172, 158085), (5855, 139644), (6465, 126468), (7026, 116370), (7758, 105390), (8620, 94851), (10539, 77580), (11637, 70260), (11710, 69822), (12930, 63234), (14052, 58185), (15516, 52695), (17565, 46548), (19395, 42156), (21078, 38790), (23274, 35130), (23420, 34911), (25860, 31617)]