128178120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{21799}}^1$

素因数の和:21827

約数の個数: 96

約数和(自身を含む): 447336000

約数和(自身を除く): 319157880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 21799, 43598, 65397, 87196, 108995, 130794, 152593, 174392, 217990, 261588, 305186, 326985, 435980, 457779, 523176, 610372, 653970, 762965, 871960, 915558, 1068151, 1220744, 1307940, 1525930, 1831116, 2136302, 2288895, 2615880, 3051860, 3204453, 3662232, 4272604, 4577790, 5340755, 6103720, 6408906, 8545208, 9155580, 10681510, 12817812, 16022265, 18311160, 21363020, 25635624, 32044530, 42726040, 64089060, 128178120]

約数ペア:

[(1, 128178120), (2, 64089060), (3, 42726040), (4, 32044530), (5, 25635624), (6, 21363020), (7, 18311160), (8, 16022265), (10, 12817812), (12, 10681510), (14, 9155580), (15, 8545208), (20, 6408906), (21, 6103720), (24, 5340755), (28, 4577790), (30, 4272604), (35, 3662232), (40, 3204453), (42, 3051860), (49, 2615880), (56, 2288895), (60, 2136302), (70, 1831116), (84, 1525930), (98, 1307940), (105, 1220744), (120, 1068151), (140, 915558), (147, 871960), (168, 762965), (196, 653970), (210, 610372), (245, 523176), (280, 457779), (294, 435980), (392, 326985), (420, 305186), (490, 261588), (588, 217990), (735, 174392), (840, 152593), (980, 130794), (1176, 108995), (1470, 87196), (1960, 65397), (2940, 43598), (5880, 21799)]