18356340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 54190080

約数和(自身を除く): 35833740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 71, 93, 124, 139, 142, 155, 186, 213, 278, 284, 310, 355, 372, 417, 426, 465, 556, 620, 695, 710, 834, 852, 930, 1065, 1390, 1420, 1668, 1860, 2085, 2130, 2201, 2780, 4170, 4260, 4309, 4402, 6603, 8340, 8618, 8804, 9869, 11005, 12927, 13206, 17236, 19738, 21545, 22010, 25854, 26412, 29607, 33015, 39476, 43090, 44020, 49345, 51708, 59214, 64635, 66030, 86180, 98690, 118428, 129270, 132060, 148035, 197380, 258540, 296070, 305939, 592140, 611878, 917817, 1223756, 1529695, 1835634, 3059390, 3671268, 4589085, 6118780, 9178170, 18356340]

約数ペア:

[(1, 18356340), (2, 9178170), (3, 6118780), (4, 4589085), (5, 3671268), (6, 3059390), (10, 1835634), (12, 1529695), (15, 1223756), (20, 917817), (30, 611878), (31, 592140), (60, 305939), (62, 296070), (71, 258540), (93, 197380), (124, 148035), (139, 132060), (142, 129270), (155, 118428), (186, 98690), (213, 86180), (278, 66030), (284, 64635), (310, 59214), (355, 51708), (372, 49345), (417, 44020), (426, 43090), (465, 39476), (556, 33015), (620, 29607), (695, 26412), (710, 25854), (834, 22010), (852, 21545), (930, 19738), (1065, 17236), (1390, 13206), (1420, 12927), (1668, 11005), (1860, 9869), (2085, 8804), (2130, 8618), (2201, 8340), (2780, 6603), (4170, 4402), (4260, 4309)]