316508720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21157}}^1$

素因数の和:21198

約数の個数: 80

約数和(自身を含む): 850043808

約数和(自身を除く): 533535088

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 14960, 21157, 42314, 84628, 105785, 169256, 211570, 232727, 338512, 359669, 423140, 465454, 719338, 846280, 930908, 1163635, 1438676, 1692560, 1798345, 1861816, 2327270, 2877352, 3596690, 3723632, 3956359, 4654540, 5754704, 7193380, 7912718, 9309080, 14386760, 15825436, 18618160, 19781795, 28773520, 31650872, 39563590, 63301744, 79127180, 158254360, 316508720]

約数ペア:

[(1, 316508720), (2, 158254360), (4, 79127180), (5, 63301744), (8, 39563590), (10, 31650872), (11, 28773520), (16, 19781795), (17, 18618160), (20, 15825436), (22, 14386760), (34, 9309080), (40, 7912718), (44, 7193380), (55, 5754704), (68, 4654540), (80, 3956359), (85, 3723632), (88, 3596690), (110, 2877352), (136, 2327270), (170, 1861816), (176, 1798345), (187, 1692560), (220, 1438676), (272, 1163635), (340, 930908), (374, 846280), (440, 719338), (680, 465454), (748, 423140), (880, 359669), (935, 338512), (1360, 232727), (1496, 211570), (1870, 169256), (2992, 105785), (3740, 84628), (7480, 42314), (14960, 21157)]