317730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:123

約数の個数: 64

約数和(自身を含む): 933120

約数和(自身を除く): 615390

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 89, 102, 105, 119, 170, 178, 210, 238, 255, 267, 357, 445, 510, 534, 595, 623, 714, 890, 1190, 1246, 1335, 1513, 1785, 1869, 2670, 3026, 3115, 3570, 3738, 4539, 6230, 7565, 9078, 9345, 10591, 15130, 18690, 21182, 22695, 31773, 45390, 52955, 63546, 105910, 158865, 317730]

約数ペア:

[(1, 317730), (2, 158865), (3, 105910), (5, 63546), (6, 52955), (7, 45390), (10, 31773), (14, 22695), (15, 21182), (17, 18690), (21, 15130), (30, 10591), (34, 9345), (35, 9078), (42, 7565), (51, 6230), (70, 4539), (85, 3738), (89, 3570), (102, 3115), (105, 3026), (119, 2670), (170, 1869), (178, 1785), (210, 1513), (238, 1335), (255, 1246), (267, 1190), (357, 890), (445, 714), (510, 623), (534, 595)]