2856780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 8845200

約数和(自身を除く): 5988420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 269, 295, 354, 531, 538, 590, 708, 807, 885, 1062, 1076, 1180, 1345, 1614, 1770, 2124, 2421, 2655, 2690, 3228, 3540, 4035, 4842, 5310, 5380, 8070, 9684, 10620, 12105, 15871, 16140, 24210, 31742, 47613, 48420, 63484, 79355, 95226, 142839, 158710, 190452, 238065, 285678, 317420, 476130, 571356, 714195, 952260, 1428390, 2856780]

約数ペア:

[(1, 2856780), (2, 1428390), (3, 952260), (4, 714195), (5, 571356), (6, 476130), (9, 317420), (10, 285678), (12, 238065), (15, 190452), (18, 158710), (20, 142839), (30, 95226), (36, 79355), (45, 63484), (59, 48420), (60, 47613), (90, 31742), (118, 24210), (177, 16140), (180, 15871), (236, 12105), (269, 10620), (295, 9684), (354, 8070), (531, 5380), (538, 5310), (590, 4842), (708, 4035), (807, 3540), (885, 3228), (1062, 2690), (1076, 2655), (1180, 2421), (1345, 2124), (1614, 1770)]