28852140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 84623616

約数和(自身を除く): 55771476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 53, 60, 86, 106, 129, 159, 172, 211, 212, 215, 258, 265, 318, 422, 430, 516, 530, 633, 636, 645, 795, 844, 860, 1055, 1060, 1266, 1290, 1590, 2110, 2279, 2532, 2580, 3165, 3180, 4220, 4558, 6330, 6837, 9073, 9116, 11183, 11395, 12660, 13674, 18146, 22366, 22790, 27219, 27348, 33549, 34185, 36292, 44732, 45365, 45580, 54438, 55915, 67098, 68370, 90730, 108876, 111830, 134196, 136095, 136740, 167745, 181460, 223660, 272190, 335490, 480869, 544380, 670980, 961738, 1442607, 1923476, 2404345, 2885214, 4808690, 5770428, 7213035, 9617380, 14426070, 28852140]

約数ペア:

[(1, 28852140), (2, 14426070), (3, 9617380), (4, 7213035), (5, 5770428), (6, 4808690), (10, 2885214), (12, 2404345), (15, 1923476), (20, 1442607), (30, 961738), (43, 670980), (53, 544380), (60, 480869), (86, 335490), (106, 272190), (129, 223660), (159, 181460), (172, 167745), (211, 136740), (212, 136095), (215, 134196), (258, 111830), (265, 108876), (318, 90730), (422, 68370), (430, 67098), (516, 55915), (530, 54438), (633, 45580), (636, 45365), (645, 44732), (795, 36292), (844, 34185), (860, 33549), (1055, 27348), (1060, 27219), (1266, 22790), (1290, 22366), (1590, 18146), (2110, 13674), (2279, 12660), (2532, 11395), (2580, 11183), (3165, 9116), (3180, 9073), (4220, 6837), (4558, 6330)]