660219144

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{111373}}^1$

素因数の和:111414

約数の個数: 64

約数和(自身を含む): 1871083200

約数和(自身を除く): 1210864056

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 5928, 111373, 222746, 334119, 445492, 668238, 890984, 1336476, 1447849, 2116087, 2672952, 2895698, 4232174, 4343547, 5791396, 6348261, 8464348, 8687094, 11582792, 12696522, 16928696, 17374188, 25393044, 27509131, 34748376, 50786088, 55018262, 82527393, 110036524, 165054786, 220073048, 330109572, 660219144]

約数ペア:

[(1, 660219144), (2, 330109572), (3, 220073048), (4, 165054786), (6, 110036524), (8, 82527393), (12, 55018262), (13, 50786088), (19, 34748376), (24, 27509131), (26, 25393044), (38, 17374188), (39, 16928696), (52, 12696522), (57, 11582792), (76, 8687094), (78, 8464348), (104, 6348261), (114, 5791396), (152, 4343547), (156, 4232174), (228, 2895698), (247, 2672952), (312, 2116087), (456, 1447849), (494, 1336476), (741, 890984), (988, 668238), (1482, 445492), (1976, 334119), (2964, 222746), (5928, 111373)]