331128288

素因数分解:

$2^5\times 3^2\times {\mathrm{421}}^1\times {\mathrm{2731}}^1$

素因数の和:3168

約数の個数: 72

約数和(自身を含む): 944228376

約数和(自身を除く): 613100088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 421, 842, 1263, 1684, 2526, 2731, 3368, 3789, 5052, 5462, 6736, 7578, 8193, 10104, 10924, 13472, 15156, 16386, 20208, 21848, 24579, 30312, 32772, 40416, 43696, 49158, 60624, 65544, 87392, 98316, 121248, 131088, 196632, 262176, 393264, 786528, 1149751, 2299502, 3449253, 4599004, 6898506, 9198008, 10347759, 13797012, 18396016, 20695518, 27594024, 36792032, 41391036, 55188048, 82782072, 110376096, 165564144, 331128288]

約数ペア:

[(1, 331128288), (2, 165564144), (3, 110376096), (4, 82782072), (6, 55188048), (8, 41391036), (9, 36792032), (12, 27594024), (16, 20695518), (18, 18396016), (24, 13797012), (32, 10347759), (36, 9198008), (48, 6898506), (72, 4599004), (96, 3449253), (144, 2299502), (288, 1149751), (421, 786528), (842, 393264), (1263, 262176), (1684, 196632), (2526, 131088), (2731, 121248), (3368, 98316), (3789, 87392), (5052, 65544), (5462, 60624), (6736, 49158), (7578, 43696), (8193, 40416), (10104, 32772), (10924, 30312), (13472, 24579), (15156, 21848), (16386, 20208)]