2221751040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{578581}}^1$

素因数の和:578605

約数の個数: 72

約数和(自身を含む): 7095729648

約数和(自身を除く): 4873978608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 578581, 1157162, 1735743, 2314324, 2892905, 3471486, 4628648, 5785810, 6942972, 8678715, 9257296, 11571620, 13885944, 17357430, 18514592, 23143240, 27771888, 34714860, 37029184, 46286480, 55543776, 69429720, 74058368, 92572960, 111087552, 138859440, 148116736, 185145920, 222175104, 277718880, 370291840, 444350208, 555437760, 740583680, 1110875520, 2221751040]

約数ペア:

[(1, 2221751040), (2, 1110875520), (3, 740583680), (4, 555437760), (5, 444350208), (6, 370291840), (8, 277718880), (10, 222175104), (12, 185145920), (15, 148116736), (16, 138859440), (20, 111087552), (24, 92572960), (30, 74058368), (32, 69429720), (40, 55543776), (48, 46286480), (60, 37029184), (64, 34714860), (80, 27771888), (96, 23143240), (120, 18514592), (128, 17357430), (160, 13885944), (192, 11571620), (240, 9257296), (256, 8678715), (320, 6942972), (384, 5785810), (480, 4628648), (640, 3471486), (768, 2892905), (960, 2314324), (1280, 1735743), (1920, 1157162), (3840, 578581)]