30521790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1373}}^1$

素因数の和:1418

約数の個数: 96

約数和(自身を含む): 90024480

約数和(自身を除く): 59502690

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 38, 39, 45, 57, 65, 78, 90, 95, 114, 117, 130, 171, 190, 195, 234, 247, 285, 342, 390, 494, 570, 585, 741, 855, 1170, 1235, 1373, 1482, 1710, 2223, 2470, 2746, 3705, 4119, 4446, 6865, 7410, 8238, 11115, 12357, 13730, 17849, 20595, 22230, 24714, 26087, 35698, 41190, 52174, 53547, 61785, 78261, 89245, 107094, 123570, 130435, 156522, 160641, 178490, 234783, 260870, 267735, 321282, 339131, 391305, 469566, 535470, 678262, 782610, 803205, 1017393, 1173915, 1606410, 1695655, 2034786, 2347830, 3052179, 3391310, 5086965, 6104358, 10173930, 15260895, 30521790]

約数ペア:

[(1, 30521790), (2, 15260895), (3, 10173930), (5, 6104358), (6, 5086965), (9, 3391310), (10, 3052179), (13, 2347830), (15, 2034786), (18, 1695655), (19, 1606410), (26, 1173915), (30, 1017393), (38, 803205), (39, 782610), (45, 678262), (57, 535470), (65, 469566), (78, 391305), (90, 339131), (95, 321282), (114, 267735), (117, 260870), (130, 234783), (171, 178490), (190, 160641), (195, 156522), (234, 130435), (247, 123570), (285, 107094), (342, 89245), (390, 78261), (494, 61785), (570, 53547), (585, 52174), (741, 41190), (855, 35698), (1170, 26087), (1235, 24714), (1373, 22230), (1482, 20595), (1710, 17849), (2223, 13730), (2470, 12357), (2746, 11115), (3705, 8238), (4119, 7410), (4446, 6865)]