12529980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{461}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 38342304

約数和(自身を除く): 25812324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 461, 604, 755, 906, 922, 1359, 1383, 1510, 1812, 1844, 2265, 2305, 2718, 2766, 3020, 4149, 4530, 4610, 5436, 5532, 6795, 6915, 8298, 9060, 9220, 13590, 13830, 16596, 20745, 27180, 27660, 41490, 69611, 82980, 139222, 208833, 278444, 348055, 417666, 626499, 696110, 835332, 1044165, 1252998, 1392220, 2088330, 2505996, 3132495, 4176660, 6264990, 12529980]

約数ペア:

[(1, 12529980), (2, 6264990), (3, 4176660), (4, 3132495), (5, 2505996), (6, 2088330), (9, 1392220), (10, 1252998), (12, 1044165), (15, 835332), (18, 696110), (20, 626499), (30, 417666), (36, 348055), (45, 278444), (60, 208833), (90, 139222), (151, 82980), (180, 69611), (302, 41490), (453, 27660), (461, 27180), (604, 20745), (755, 16596), (906, 13830), (922, 13590), (1359, 9220), (1383, 9060), (1510, 8298), (1812, 6915), (1844, 6795), (2265, 5532), (2305, 5436), (2718, 4610), (2766, 4530), (3020, 4149)]