81050640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2791}}^1$

素因数の和:2829

約数の個数: 120

約数和(自身を含む): 276273984

約数和(自身を除く): 195223344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 121, 132, 165, 176, 220, 240, 242, 264, 330, 363, 440, 484, 528, 605, 660, 726, 880, 968, 1210, 1320, 1452, 1815, 1936, 2420, 2640, 2791, 2904, 3630, 4840, 5582, 5808, 7260, 8373, 9680, 11164, 13955, 14520, 16746, 22328, 27910, 29040, 30701, 33492, 41865, 44656, 55820, 61402, 66984, 83730, 92103, 111640, 122804, 133968, 153505, 167460, 184206, 223280, 245608, 307010, 334920, 337711, 368412, 460515, 491216, 614020, 669840, 675422, 736824, 921030, 1013133, 1228040, 1350844, 1473648, 1688555, 1842060, 2026266, 2456080, 2701688, 3377110, 3684120, 4052532, 5065665, 5403376, 6754220, 7368240, 8105064, 10131330, 13508440, 16210128, 20262660, 27016880, 40525320, 81050640]

約数ペア:

[(1, 81050640), (2, 40525320), (3, 27016880), (4, 20262660), (5, 16210128), (6, 13508440), (8, 10131330), (10, 8105064), (11, 7368240), (12, 6754220), (15, 5403376), (16, 5065665), (20, 4052532), (22, 3684120), (24, 3377110), (30, 2701688), (33, 2456080), (40, 2026266), (44, 1842060), (48, 1688555), (55, 1473648), (60, 1350844), (66, 1228040), (80, 1013133), (88, 921030), (110, 736824), (120, 675422), (121, 669840), (132, 614020), (165, 491216), (176, 460515), (220, 368412), (240, 337711), (242, 334920), (264, 307010), (330, 245608), (363, 223280), (440, 184206), (484, 167460), (528, 153505), (605, 133968), (660, 122804), (726, 111640), (880, 92103), (968, 83730), (1210, 66984), (1320, 61402), (1452, 55820), (1815, 44656), (1936, 41865), (2420, 33492), (2640, 30701), (2791, 29040), (2904, 27910), (3630, 22328), (4840, 16746), (5582, 14520), (5808, 13955), (7260, 11164), (8373, 9680)]