64461420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{39791}}^1$

素因数の和:39812

約数の個数: 60

約数和(自身を含む): 202222944

約数和(自身を除く): 137761524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 39791, 79582, 119373, 159164, 198955, 238746, 358119, 397910, 477492, 596865, 716238, 795820, 1074357, 1193730, 1432476, 1790595, 2148714, 2387460, 3223071, 3581190, 4297428, 5371785, 6446142, 7162380, 10743570, 12892284, 16115355, 21487140, 32230710, 64461420]

約数ペア:

[(1, 64461420), (2, 32230710), (3, 21487140), (4, 16115355), (5, 12892284), (6, 10743570), (9, 7162380), (10, 6446142), (12, 5371785), (15, 4297428), (18, 3581190), (20, 3223071), (27, 2387460), (30, 2148714), (36, 1790595), (45, 1432476), (54, 1193730), (60, 1074357), (81, 795820), (90, 716238), (108, 596865), (135, 477492), (162, 397910), (180, 358119), (270, 238746), (324, 198955), (405, 159164), (540, 119373), (810, 79582), (1620, 39791)]