311924330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{359}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 629856000

約数和(自身を除く): 317931670

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 269, 323, 359, 538, 646, 718, 1345, 1615, 1795, 2690, 3230, 3590, 4573, 5111, 6103, 6821, 9146, 10222, 12206, 13642, 22865, 25555, 30515, 34105, 45730, 51110, 61030, 68210, 86887, 96571, 115957, 173774, 193142, 231914, 434435, 482855, 579785, 868870, 965710, 1159570, 1641707, 1834849, 3283414, 3669698, 8208535, 9174245, 16417070, 18348490, 31192433, 62384866, 155962165, 311924330]

約数ペア:

[(1, 311924330), (2, 155962165), (5, 62384866), (10, 31192433), (17, 18348490), (19, 16417070), (34, 9174245), (38, 8208535), (85, 3669698), (95, 3283414), (170, 1834849), (190, 1641707), (269, 1159570), (323, 965710), (359, 868870), (538, 579785), (646, 482855), (718, 434435), (1345, 231914), (1615, 193142), (1795, 173774), (2690, 115957), (3230, 96571), (3590, 86887), (4573, 68210), (5111, 61030), (6103, 51110), (6821, 45730), (9146, 34105), (10222, 30515), (12206, 25555), (13642, 22865)]