1389794940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{51133}}^1$

素因数の和:51299

約数の個数: 72

約数和(自身を含む): 4243712928

約数和(自身を除く): 2853917988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 755, 906, 1359, 1510, 1812, 2265, 2718, 3020, 4530, 5436, 6795, 9060, 13590, 27180, 51133, 102266, 153399, 204532, 255665, 306798, 460197, 511330, 613596, 766995, 920394, 1022660, 1533990, 1840788, 2300985, 3067980, 4601970, 7721083, 9203940, 15442166, 23163249, 30884332, 38605415, 46326498, 69489747, 77210830, 92652996, 115816245, 138979494, 154421660, 231632490, 277958988, 347448735, 463264980, 694897470, 1389794940]

約数ペア:

[(1, 1389794940), (2, 694897470), (3, 463264980), (4, 347448735), (5, 277958988), (6, 231632490), (9, 154421660), (10, 138979494), (12, 115816245), (15, 92652996), (18, 77210830), (20, 69489747), (30, 46326498), (36, 38605415), (45, 30884332), (60, 23163249), (90, 15442166), (151, 9203940), (180, 7721083), (302, 4601970), (453, 3067980), (604, 2300985), (755, 1840788), (906, 1533990), (1359, 1022660), (1510, 920394), (1812, 766995), (2265, 613596), (2718, 511330), (3020, 460197), (4530, 306798), (5436, 255665), (6795, 204532), (9060, 153399), (13590, 102266), (27180, 51133)]