215580610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{457}}^1$

素因数の和:787

約数の個数: 64

約数和(自身を含む): 465357312

約数和(自身を除く): 249776702

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 293, 322, 457, 586, 805, 914, 1465, 1610, 2051, 2285, 2930, 3199, 4102, 4570, 6398, 6739, 10255, 10511, 13478, 15995, 20510, 21022, 31990, 33695, 47173, 52555, 67390, 73577, 94346, 105110, 133901, 147154, 235865, 267802, 367885, 471730, 669505, 735770, 937307, 1339010, 1874614, 3079723, 4686535, 6159446, 9373070, 15398615, 21558061, 30797230, 43116122, 107790305, 215580610]

約数ペア:

[(1, 215580610), (2, 107790305), (5, 43116122), (7, 30797230), (10, 21558061), (14, 15398615), (23, 9373070), (35, 6159446), (46, 4686535), (70, 3079723), (115, 1874614), (161, 1339010), (230, 937307), (293, 735770), (322, 669505), (457, 471730), (586, 367885), (805, 267802), (914, 235865), (1465, 147154), (1610, 133901), (2051, 105110), (2285, 94346), (2930, 73577), (3199, 67390), (4102, 52555), (4570, 47173), (6398, 33695), (6739, 31990), (10255, 21022), (10511, 20510), (13478, 15995)]