72502620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71081}}^1$

素因数の和:71110

約数の個数: 48

約数和(自身を含む): 214951968

約数和(自身を除く): 142449348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 71081, 142162, 213243, 284324, 355405, 426486, 710810, 852972, 1066215, 1208377, 1421620, 2132430, 2416754, 3625131, 4264860, 4833508, 6041885, 7250262, 12083770, 14500524, 18125655, 24167540, 36251310, 72502620]

約数ペア:

[(1, 72502620), (2, 36251310), (3, 24167540), (4, 18125655), (5, 14500524), (6, 12083770), (10, 7250262), (12, 6041885), (15, 4833508), (17, 4264860), (20, 3625131), (30, 2416754), (34, 2132430), (51, 1421620), (60, 1208377), (68, 1066215), (85, 852972), (102, 710810), (170, 426486), (204, 355405), (255, 284324), (340, 213243), (510, 142162), (1020, 71081)]