859860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 2771496

約数和(自身を除く): 1911636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 281, 306, 340, 510, 562, 612, 765, 843, 1020, 1124, 1405, 1530, 1686, 2529, 2810, 3060, 3372, 4215, 4777, 5058, 5620, 8430, 9554, 10116, 12645, 14331, 16860, 19108, 23885, 25290, 28662, 42993, 47770, 50580, 57324, 71655, 85986, 95540, 143310, 171972, 214965, 286620, 429930, 859860]

約数ペア:

[(1, 859860), (2, 429930), (3, 286620), (4, 214965), (5, 171972), (6, 143310), (9, 95540), (10, 85986), (12, 71655), (15, 57324), (17, 50580), (18, 47770), (20, 42993), (30, 28662), (34, 25290), (36, 23885), (45, 19108), (51, 16860), (60, 14331), (68, 12645), (85, 10116), (90, 9554), (102, 8430), (153, 5620), (170, 5058), (180, 4777), (204, 4215), (255, 3372), (281, 3060), (306, 2810), (340, 2529), (510, 1686), (562, 1530), (612, 1405), (765, 1124), (843, 1020)]