219879930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{787}}^1$

素因数の和:1003

約数の個数: 64

約数和(自身を含む): 540126720

約数和(自身を除く): 320246790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 139, 201, 278, 335, 402, 417, 670, 695, 787, 834, 1005, 1390, 1574, 2010, 2085, 2361, 3935, 4170, 4722, 7870, 9313, 11805, 18626, 23610, 27939, 46565, 52729, 55878, 93130, 105458, 109393, 139695, 158187, 218786, 263645, 279390, 316374, 328179, 527290, 546965, 656358, 790935, 1093930, 1581870, 1640895, 3281790, 7329331, 14658662, 21987993, 36646655, 43975986, 73293310, 109939965, 219879930]

約数ペア:

[(1, 219879930), (2, 109939965), (3, 73293310), (5, 43975986), (6, 36646655), (10, 21987993), (15, 14658662), (30, 7329331), (67, 3281790), (134, 1640895), (139, 1581870), (201, 1093930), (278, 790935), (335, 656358), (402, 546965), (417, 527290), (670, 328179), (695, 316374), (787, 279390), (834, 263645), (1005, 218786), (1390, 158187), (1574, 139695), (2010, 109393), (2085, 105458), (2361, 93130), (3935, 55878), (4170, 52729), (4722, 46565), (7870, 27939), (9313, 23610), (11805, 18626)]