42040440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{691}}^1$

素因数の和:734

約数の個数: 144

約数和(自身を含む): 148164120

約数和(自身を除く): 106123680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 691, 780, 845, 936, 1014, 1170, 1352, 1382, 1521, 1560, 1690, 2028, 2073, 2340, 2535, 2764, 3042, 3380, 3455, 4056, 4146, 4680, 5070, 5528, 6084, 6219, 6760, 6910, 7605, 8292, 8983, 10140, 10365, 12168, 12438, 13820, 15210, 16584, 17966, 20280, 20730, 24876, 26949, 27640, 30420, 31095, 35932, 41460, 44915, 49752, 53898, 60840, 62190, 71864, 80847, 82920, 89830, 107796, 116779, 124380, 134745, 161694, 179660, 215592, 233558, 248760, 269490, 323388, 350337, 359320, 404235, 467116, 538980, 583895, 646776, 700674, 808470, 934232, 1051011, 1077960, 1167790, 1401348, 1616940, 1751685, 2102022, 2335580, 2802696, 3233880, 3503370, 4204044, 4671160, 5255055, 7006740, 8408088, 10510110, 14013480, 21020220, 42040440]

約数ペア:

[(1, 42040440), (2, 21020220), (3, 14013480), (4, 10510110), (5, 8408088), (6, 7006740), (8, 5255055), (9, 4671160), (10, 4204044), (12, 3503370), (13, 3233880), (15, 2802696), (18, 2335580), (20, 2102022), (24, 1751685), (26, 1616940), (30, 1401348), (36, 1167790), (39, 1077960), (40, 1051011), (45, 934232), (52, 808470), (60, 700674), (65, 646776), (72, 583895), (78, 538980), (90, 467116), (104, 404235), (117, 359320), (120, 350337), (130, 323388), (156, 269490), (169, 248760), (180, 233558), (195, 215592), (234, 179660), (260, 161694), (312, 134745), (338, 124380), (360, 116779), (390, 107796), (468, 89830), (507, 82920), (520, 80847), (585, 71864), (676, 62190), (691, 60840), (780, 53898), (845, 49752), (936, 44915), (1014, 41460), (1170, 35932), (1352, 31095), (1382, 30420), (1521, 27640), (1560, 26949), (1690, 24876), (2028, 20730), (2073, 20280), (2340, 17966), (2535, 16584), (2764, 15210), (3042, 13820), (3380, 12438), (3455, 12168), (4056, 10365), (4146, 10140), (4680, 8983), (5070, 8292), (5528, 7605), (6084, 6910), (6219, 6760)]