219591684

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{1307}}^1$

素因数の和:1689

約数の個数: 72

約数和(自身を含む): 599901120

約数和(自身を除く): 380309436

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 359, 468, 718, 1077, 1307, 1436, 2154, 2614, 3231, 3921, 4308, 4667, 5228, 6462, 7842, 9334, 11763, 12924, 14001, 15684, 16991, 18668, 23526, 28002, 33982, 42003, 47052, 50973, 56004, 67964, 84006, 101946, 152919, 168012, 203892, 305838, 469213, 611676, 938426, 1407639, 1876852, 2815278, 4222917, 5630556, 6099769, 8445834, 12199538, 16891668, 18299307, 24399076, 36598614, 54897921, 73197228, 109795842, 219591684]

約数ペア:

[(1, 219591684), (2, 109795842), (3, 73197228), (4, 54897921), (6, 36598614), (9, 24399076), (12, 18299307), (13, 16891668), (18, 12199538), (26, 8445834), (36, 6099769), (39, 5630556), (52, 4222917), (78, 2815278), (117, 1876852), (156, 1407639), (234, 938426), (359, 611676), (468, 469213), (718, 305838), (1077, 203892), (1307, 168012), (1436, 152919), (2154, 101946), (2614, 84006), (3231, 67964), (3921, 56004), (4308, 50973), (4667, 47052), (5228, 42003), (6462, 33982), (7842, 28002), (9334, 23526), (11763, 18668), (12924, 16991), (14001, 15684)]