121299720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:375

約数の個数: 128

約数和(自身を含む): 376583040

約数和(自身を除く): 255283320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 73, 120, 122, 146, 183, 219, 227, 244, 292, 305, 365, 366, 438, 454, 488, 584, 610, 681, 730, 732, 876, 908, 915, 1095, 1135, 1220, 1362, 1460, 1464, 1752, 1816, 1830, 2190, 2270, 2440, 2724, 2920, 3405, 3660, 4380, 4453, 4540, 5448, 6810, 7320, 8760, 8906, 9080, 13359, 13620, 13847, 16571, 17812, 22265, 26718, 27240, 27694, 33142, 35624, 41541, 44530, 49713, 53436, 55388, 66284, 66795, 69235, 82855, 83082, 89060, 99426, 106872, 110776, 132568, 133590, 138470, 165710, 166164, 178120, 198852, 207705, 248565, 267180, 276940, 331420, 332328, 397704, 415410, 497130, 534360, 553880, 662840, 830820, 994260, 1010831, 1661640, 1988520, 2021662, 3032493, 4043324, 5054155, 6064986, 8086648, 10108310, 12129972, 15162465, 20216620, 24259944, 30324930, 40433240, 60649860, 121299720]

約数ペア:

[(1, 121299720), (2, 60649860), (3, 40433240), (4, 30324930), (5, 24259944), (6, 20216620), (8, 15162465), (10, 12129972), (12, 10108310), (15, 8086648), (20, 6064986), (24, 5054155), (30, 4043324), (40, 3032493), (60, 2021662), (61, 1988520), (73, 1661640), (120, 1010831), (122, 994260), (146, 830820), (183, 662840), (219, 553880), (227, 534360), (244, 497130), (292, 415410), (305, 397704), (365, 332328), (366, 331420), (438, 276940), (454, 267180), (488, 248565), (584, 207705), (610, 198852), (681, 178120), (730, 166164), (732, 165710), (876, 138470), (908, 133590), (915, 132568), (1095, 110776), (1135, 106872), (1220, 99426), (1362, 89060), (1460, 83082), (1464, 82855), (1752, 69235), (1816, 66795), (1830, 66284), (2190, 55388), (2270, 53436), (2440, 49713), (2724, 44530), (2920, 41541), (3405, 35624), (3660, 33142), (4380, 27694), (4453, 27240), (4540, 26718), (5448, 22265), (6810, 17812), (7320, 16571), (8760, 13847), (8906, 13620), (9080, 13359)]