1870779720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{255571}}^1$

素因数の和:255646

約数の個数: 64

約数和(自身を含む): 5704367040

約数和(自身を除く): 3833587320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 255571, 511142, 766713, 1022284, 1277855, 1533426, 2044568, 2555710, 3066852, 3833565, 5111420, 6133704, 7667130, 10222840, 15334260, 15589831, 30668520, 31179662, 46769493, 62359324, 77949155, 93538986, 124718648, 155898310, 187077972, 233847465, 311796620, 374155944, 467694930, 623593240, 935389860, 1870779720]

約数ペア:

[(1, 1870779720), (2, 935389860), (3, 623593240), (4, 467694930), (5, 374155944), (6, 311796620), (8, 233847465), (10, 187077972), (12, 155898310), (15, 124718648), (20, 93538986), (24, 77949155), (30, 62359324), (40, 46769493), (60, 31179662), (61, 30668520), (120, 15589831), (122, 15334260), (183, 10222840), (244, 7667130), (305, 6133704), (366, 5111420), (488, 3833565), (610, 3066852), (732, 2555710), (915, 2044568), (1220, 1533426), (1464, 1277855), (1830, 1022284), (2440, 766713), (3660, 511142), (7320, 255571)]