16817580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7187}}^1$

素因数の和:7215

約数の個数: 72

約数和(自身を含む): 54945072

約数和(自身を除く): 38127492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 7187, 14374, 21561, 28748, 35935, 43122, 64683, 71870, 86244, 93431, 107805, 129366, 143740, 186862, 215610, 258732, 280293, 323415, 373724, 431220, 467155, 560586, 646830, 840879, 934310, 1121172, 1293660, 1401465, 1681758, 1868620, 2802930, 3363516, 4204395, 5605860, 8408790, 16817580]

約数ペア:

[(1, 16817580), (2, 8408790), (3, 5605860), (4, 4204395), (5, 3363516), (6, 2802930), (9, 1868620), (10, 1681758), (12, 1401465), (13, 1293660), (15, 1121172), (18, 934310), (20, 840879), (26, 646830), (30, 560586), (36, 467155), (39, 431220), (45, 373724), (52, 323415), (60, 280293), (65, 258732), (78, 215610), (90, 186862), (117, 143740), (130, 129366), (156, 107805), (180, 93431), (195, 86244), (234, 71870), (260, 64683), (390, 43122), (468, 35935), (585, 28748), (780, 21561), (1170, 14374), (2340, 7187)]