217423770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{601}}^1$

素因数の和:1031

約数の個数: 64

約数和(自身を含む): 540933120

約数和(自身を除く): 323509350

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 389, 465, 601, 778, 930, 1167, 1202, 1803, 1945, 2334, 3005, 3606, 3890, 5835, 6010, 9015, 11670, 12059, 18030, 18631, 24118, 36177, 37262, 55893, 60295, 72354, 93155, 111786, 120590, 180885, 186310, 233789, 279465, 361770, 467578, 558930, 701367, 1168945, 1402734, 2337890, 3506835, 7013670, 7247459, 14494918, 21742377, 36237295, 43484754, 72474590, 108711885, 217423770]

約数ペア:

[(1, 217423770), (2, 108711885), (3, 72474590), (5, 43484754), (6, 36237295), (10, 21742377), (15, 14494918), (30, 7247459), (31, 7013670), (62, 3506835), (93, 2337890), (155, 1402734), (186, 1168945), (310, 701367), (389, 558930), (465, 467578), (601, 361770), (778, 279465), (930, 233789), (1167, 186310), (1202, 180885), (1803, 120590), (1945, 111786), (2334, 93155), (3005, 72354), (3606, 60295), (3890, 55893), (5835, 37262), (6010, 36177), (9015, 24118), (11670, 18631), (12059, 18030)]