127765560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81901}}^1$

素因数の和:81928

約数の個数: 64

約数和(自身を含む): 412786080

約数和(自身を除く): 285020520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 81901, 163802, 245703, 327604, 409505, 491406, 655208, 819010, 982812, 1064713, 1228515, 1638020, 1965624, 2129426, 2457030, 3194139, 3276040, 4258852, 4914060, 5323565, 6388278, 8517704, 9828120, 10647130, 12776556, 15970695, 21294260, 25553112, 31941390, 42588520, 63882780, 127765560]

約数ペア:

[(1, 127765560), (2, 63882780), (3, 42588520), (4, 31941390), (5, 25553112), (6, 21294260), (8, 15970695), (10, 12776556), (12, 10647130), (13, 9828120), (15, 8517704), (20, 6388278), (24, 5323565), (26, 4914060), (30, 4258852), (39, 3276040), (40, 3194139), (52, 2457030), (60, 2129426), (65, 1965624), (78, 1638020), (104, 1228515), (120, 1064713), (130, 982812), (156, 819010), (195, 655208), (260, 491406), (312, 409505), (390, 327604), (520, 245703), (780, 163802), (1560, 81901)]