216221652

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{619}}^1$

素因数の和:973

約数の個数: 72

約数和(自身を含む): 566908160

約数和(自身を除く): 350686508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 313, 372, 558, 619, 626, 939, 1116, 1238, 1252, 1857, 1878, 2476, 2817, 3714, 3756, 5571, 5634, 7428, 9703, 11142, 11268, 19189, 19406, 22284, 29109, 38378, 38812, 57567, 58218, 76756, 87327, 115134, 116436, 172701, 174654, 193747, 230268, 345402, 349308, 387494, 581241, 690804, 774988, 1162482, 1743723, 2324964, 3487446, 6006157, 6974892, 12012314, 18018471, 24024628, 36036942, 54055413, 72073884, 108110826, 216221652]

約数ペア:

[(1, 216221652), (2, 108110826), (3, 72073884), (4, 54055413), (6, 36036942), (9, 24024628), (12, 18018471), (18, 12012314), (31, 6974892), (36, 6006157), (62, 3487446), (93, 2324964), (124, 1743723), (186, 1162482), (279, 774988), (313, 690804), (372, 581241), (558, 387494), (619, 349308), (626, 345402), (939, 230268), (1116, 193747), (1238, 174654), (1252, 172701), (1857, 116436), (1878, 115134), (2476, 87327), (2817, 76756), (3714, 58218), (3756, 57567), (5571, 38812), (5634, 38378), (7428, 29109), (9703, 22284), (11142, 19406), (11268, 19189)]