78115170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21881}}^1$

素因数の和:21915

約数の個数: 64

約数和(自身を含む): 226872576

約数和(自身を除く): 148757406

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 21881, 43762, 65643, 109405, 131286, 153167, 218810, 306334, 328215, 371977, 459501, 656430, 743954, 765835, 919002, 1115931, 1531670, 1859885, 2231862, 2297505, 2603839, 3719770, 4595010, 5207678, 5579655, 7811517, 11159310, 13019195, 15623034, 26038390, 39057585, 78115170]

約数ペア:

[(1, 78115170), (2, 39057585), (3, 26038390), (5, 15623034), (6, 13019195), (7, 11159310), (10, 7811517), (14, 5579655), (15, 5207678), (17, 4595010), (21, 3719770), (30, 2603839), (34, 2297505), (35, 2231862), (42, 1859885), (51, 1531670), (70, 1115931), (85, 919002), (102, 765835), (105, 743954), (119, 656430), (170, 459501), (210, 371977), (238, 328215), (255, 306334), (357, 218810), (510, 153167), (595, 131286), (714, 109405), (1190, 65643), (1785, 43762), (3570, 21881)]