79879140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40343}}^1$

素因数の和:40369

約数の個数: 72

約数和(自身を含む): 264333888

約数和(自身を除く): 184454748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 40343, 80686, 121029, 161372, 201715, 242058, 363087, 403430, 443773, 484116, 605145, 726174, 806860, 887546, 1210290, 1331319, 1452348, 1775092, 1815435, 2218865, 2420580, 2662638, 3630870, 3993957, 4437730, 5325276, 6656595, 7261740, 7987914, 8875460, 13313190, 15975828, 19969785, 26626380, 39939570, 79879140]

約数ペア:

[(1, 79879140), (2, 39939570), (3, 26626380), (4, 19969785), (5, 15975828), (6, 13313190), (9, 8875460), (10, 7987914), (11, 7261740), (12, 6656595), (15, 5325276), (18, 4437730), (20, 3993957), (22, 3630870), (30, 2662638), (33, 2420580), (36, 2218865), (44, 1815435), (45, 1775092), (55, 1452348), (60, 1331319), (66, 1210290), (90, 887546), (99, 806860), (110, 726174), (132, 605145), (165, 484116), (180, 443773), (198, 403430), (220, 363087), (330, 242058), (396, 201715), (495, 161372), (660, 121029), (990, 80686), (1980, 40343)]