81702270

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7759}}^1$

素因数の和:7791

約数の個数: 80

約数和(自身を含む): 236617920

約数和(自身を除く): 154915650

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 2106, 3510, 5265, 7759, 10530, 15518, 23277, 38795, 46554, 69831, 77590, 100867, 116385, 139662, 201734, 209493, 232770, 302601, 349155, 418986, 504335, 605202, 628479, 698310, 907803, 1008670, 1047465, 1256958, 1513005, 1815606, 2094930, 2723409, 3026010, 3142395, 4539015, 5446818, 6284790, 8170227, 9078030, 13617045, 16340454, 27234090, 40851135, 81702270]

約数ペア:

[(1, 81702270), (2, 40851135), (3, 27234090), (5, 16340454), (6, 13617045), (9, 9078030), (10, 8170227), (13, 6284790), (15, 5446818), (18, 4539015), (26, 3142395), (27, 3026010), (30, 2723409), (39, 2094930), (45, 1815606), (54, 1513005), (65, 1256958), (78, 1047465), (81, 1008670), (90, 907803), (117, 698310), (130, 628479), (135, 605202), (162, 504335), (195, 418986), (234, 349155), (270, 302601), (351, 232770), (390, 209493), (405, 201734), (585, 139662), (702, 116385), (810, 100867), (1053, 77590), (1170, 69831), (1755, 46554), (2106, 38795), (3510, 23277), (5265, 15518), (7759, 10530)]