315099080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20147}}^1$

素因数の和:20198

約数の個数: 64

約数和(自身を含む): 783354240

約数和(自身を除く): 468255160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 920, 1564, 1955, 3128, 3910, 7820, 15640, 20147, 40294, 80588, 100735, 161176, 201470, 342499, 402940, 463381, 684998, 805880, 926762, 1369996, 1712495, 1853524, 2316905, 2739992, 3424990, 3707048, 4633810, 6849980, 7877477, 9267620, 13699960, 15754954, 18535240, 31509908, 39387385, 63019816, 78774770, 157549540, 315099080]

約数ペア:

[(1, 315099080), (2, 157549540), (4, 78774770), (5, 63019816), (8, 39387385), (10, 31509908), (17, 18535240), (20, 15754954), (23, 13699960), (34, 9267620), (40, 7877477), (46, 6849980), (68, 4633810), (85, 3707048), (92, 3424990), (115, 2739992), (136, 2316905), (170, 1853524), (184, 1712495), (230, 1369996), (340, 926762), (391, 805880), (460, 684998), (680, 463381), (782, 402940), (920, 342499), (1564, 201470), (1955, 161176), (3128, 100735), (3910, 80588), (7820, 40294), (15640, 20147)]