28392720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6959}}^1$

素因数の和:6992

約数の個数: 80

約数和(自身を含む): 93208320

約数和(自身を除く): 64815600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 6959, 13918, 20877, 27836, 34795, 41754, 55672, 69590, 83508, 104385, 111344, 118303, 139180, 167016, 208770, 236606, 278360, 334032, 354909, 417540, 473212, 556720, 591515, 709818, 835080, 946424, 1183030, 1419636, 1670160, 1774545, 1892848, 2366060, 2839272, 3549090, 4732120, 5678544, 7098180, 9464240, 14196360, 28392720]

約数ペア:

[(1, 28392720), (2, 14196360), (3, 9464240), (4, 7098180), (5, 5678544), (6, 4732120), (8, 3549090), (10, 2839272), (12, 2366060), (15, 1892848), (16, 1774545), (17, 1670160), (20, 1419636), (24, 1183030), (30, 946424), (34, 835080), (40, 709818), (48, 591515), (51, 556720), (60, 473212), (68, 417540), (80, 354909), (85, 334032), (102, 278360), (120, 236606), (136, 208770), (170, 167016), (204, 139180), (240, 118303), (255, 111344), (272, 104385), (340, 83508), (408, 69590), (510, 55672), (680, 41754), (816, 34795), (1020, 27836), (1360, 20877), (2040, 13918), (4080, 6959)]