644569236

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{3191}}^1$

素因数の和:3413

約数の個数: 72

約数和(自身を含む): 1691708928

約数和(自身を除く): 1047139692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 181, 186, 279, 362, 372, 543, 558, 724, 1086, 1116, 1629, 2172, 3191, 3258, 5611, 6382, 6516, 9573, 11222, 12764, 16833, 19146, 22444, 28719, 33666, 38292, 50499, 57438, 67332, 98921, 100998, 114876, 197842, 201996, 296763, 395684, 577571, 593526, 890289, 1155142, 1187052, 1732713, 1780578, 2310284, 3465426, 3561156, 5198139, 6930852, 10396278, 17904701, 20792556, 35809402, 53714103, 71618804, 107428206, 161142309, 214856412, 322284618, 644569236]

約数ペア:

[(1, 644569236), (2, 322284618), (3, 214856412), (4, 161142309), (6, 107428206), (9, 71618804), (12, 53714103), (18, 35809402), (31, 20792556), (36, 17904701), (62, 10396278), (93, 6930852), (124, 5198139), (181, 3561156), (186, 3465426), (279, 2310284), (362, 1780578), (372, 1732713), (543, 1187052), (558, 1155142), (724, 890289), (1086, 593526), (1116, 577571), (1629, 395684), (2172, 296763), (3191, 201996), (3258, 197842), (5611, 114876), (6382, 100998), (6516, 98921), (9573, 67332), (11222, 57438), (12764, 50499), (16833, 38292), (19146, 33666), (22444, 28719)]