689310

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:79

約数の個数: 80

約数和(自身を含む): 1986336

約数和(自身を除く): 1297026

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 37, 45, 46, 54, 69, 74, 81, 90, 111, 115, 135, 138, 162, 185, 207, 222, 230, 270, 333, 345, 370, 405, 414, 555, 621, 666, 690, 810, 851, 999, 1035, 1110, 1242, 1665, 1702, 1863, 1998, 2070, 2553, 2997, 3105, 3330, 3726, 4255, 4995, 5106, 5994, 6210, 7659, 8510, 9315, 9990, 12765, 14985, 15318, 18630, 22977, 25530, 29970, 38295, 45954, 68931, 76590, 114885, 137862, 229770, 344655, 689310]

約数ペア:

[(1, 689310), (2, 344655), (3, 229770), (5, 137862), (6, 114885), (9, 76590), (10, 68931), (15, 45954), (18, 38295), (23, 29970), (27, 25530), (30, 22977), (37, 18630), (45, 15318), (46, 14985), (54, 12765), (69, 9990), (74, 9315), (81, 8510), (90, 7659), (111, 6210), (115, 5994), (135, 5106), (138, 4995), (162, 4255), (185, 3726), (207, 3330), (222, 3105), (230, 2997), (270, 2553), (333, 2070), (345, 1998), (370, 1863), (405, 1702), (414, 1665), (555, 1242), (621, 1110), (666, 1035), (690, 999), (810, 851)]