28780320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3527}}^1$

素因数の和:3562

約数の個数: 96

約数和(自身を含む): 96018048

約数和(自身を除く): 67237728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 2040, 2720, 3527, 4080, 7054, 8160, 10581, 14108, 17635, 21162, 28216, 35270, 42324, 52905, 56432, 59959, 70540, 84648, 105810, 112864, 119918, 141080, 169296, 179877, 211620, 239836, 282160, 299795, 338592, 359754, 423240, 479672, 564320, 599590, 719508, 846480, 899385, 959344, 1199180, 1439016, 1692960, 1798770, 1918688, 2398360, 2878032, 3597540, 4796720, 5756064, 7195080, 9593440, 14390160, 28780320]

約数ペア:

[(1, 28780320), (2, 14390160), (3, 9593440), (4, 7195080), (5, 5756064), (6, 4796720), (8, 3597540), (10, 2878032), (12, 2398360), (15, 1918688), (16, 1798770), (17, 1692960), (20, 1439016), (24, 1199180), (30, 959344), (32, 899385), (34, 846480), (40, 719508), (48, 599590), (51, 564320), (60, 479672), (68, 423240), (80, 359754), (85, 338592), (96, 299795), (102, 282160), (120, 239836), (136, 211620), (160, 179877), (170, 169296), (204, 141080), (240, 119918), (255, 112864), (272, 105810), (340, 84648), (408, 70540), (480, 59959), (510, 56432), (544, 52905), (680, 42324), (816, 35270), (1020, 28216), (1360, 21162), (1632, 17635), (2040, 14108), (2720, 10581), (3527, 8160), (4080, 7054)]