218628540

素因数分解:

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

素因数の和:7228

約数の個数: 108

約数和(自身を含む): 718210584

約数和(自身を除く): 499582044

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, 169, 180, 195, 234, 260, 338, 390, 468, 507, 585, 676, 780, 845, 1014, 1170, 1521, 1690, 2028, 2340, 2535, 3042, 3380, 5070, 6084, 7187, 7605, 10140, 14374, 15210, 21561, 28748, 30420, 35935, 43122, 64683, 71870, 86244, 93431, 107805, 129366, 143740, 186862, 215610, 258732, 280293, 323415, 373724, 431220, 467155, 560586, 646830, 840879, 934310, 1121172, 1214603, 1293660, 1401465, 1681758, 1868620, 2429206, 2802930, 3363516, 3643809, 4204395, 4858412, 5605860, 6073015, 7287618, 8408790, 10931427, 12146030, 14575236, 16817580, 18219045, 21862854, 24292060, 36438090, 43725708, 54657135, 72876180, 109314270, 218628540]

約数ペア:

[(1, 218628540), (2, 109314270), (3, 72876180), (4, 54657135), (5, 43725708), (6, 36438090), (9, 24292060), (10, 21862854), (12, 18219045), (13, 16817580), (15, 14575236), (18, 12146030), (20, 10931427), (26, 8408790), (30, 7287618), (36, 6073015), (39, 5605860), (45, 4858412), (52, 4204395), (60, 3643809), (65, 3363516), (78, 2802930), (90, 2429206), (117, 1868620), (130, 1681758), (156, 1401465), (169, 1293660), (180, 1214603), (195, 1121172), (234, 934310), (260, 840879), (338, 646830), (390, 560586), (468, 467155), (507, 431220), (585, 373724), (676, 323415), (780, 280293), (845, 258732), (1014, 215610), (1170, 186862), (1521, 143740), (1690, 129366), (2028, 107805), (2340, 93431), (2535, 86244), (3042, 71870), (3380, 64683), (5070, 43122), (6084, 35935), (7187, 30420), (7605, 28748), (10140, 21561), (14374, 15210)]