51236820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{397}}^1$

素因数の和:654

約数の個数: 96

約数和(自身を含む): 160473600

約数和(自身を除く): 109236780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 239, 270, 397, 478, 540, 717, 794, 956, 1191, 1195, 1434, 1588, 1985, 2151, 2382, 2390, 2868, 3573, 3585, 3970, 4302, 4764, 4780, 5955, 6453, 7146, 7170, 7940, 8604, 10719, 10755, 11910, 12906, 14292, 14340, 17865, 21438, 21510, 23820, 25812, 32265, 35730, 42876, 43020, 53595, 64530, 71460, 94883, 107190, 129060, 189766, 214380, 284649, 379532, 474415, 569298, 853947, 948830, 1138596, 1423245, 1707894, 1897660, 2561841, 2846490, 3415788, 4269735, 5123682, 5692980, 8539470, 10247364, 12809205, 17078940, 25618410, 51236820]

約数ペア:

[(1, 51236820), (2, 25618410), (3, 17078940), (4, 12809205), (5, 10247364), (6, 8539470), (9, 5692980), (10, 5123682), (12, 4269735), (15, 3415788), (18, 2846490), (20, 2561841), (27, 1897660), (30, 1707894), (36, 1423245), (45, 1138596), (54, 948830), (60, 853947), (90, 569298), (108, 474415), (135, 379532), (180, 284649), (239, 214380), (270, 189766), (397, 129060), (478, 107190), (540, 94883), (717, 71460), (794, 64530), (956, 53595), (1191, 43020), (1195, 42876), (1434, 35730), (1588, 32265), (1985, 25812), (2151, 23820), (2382, 21510), (2390, 21438), (2868, 17865), (3573, 14340), (3585, 14292), (3970, 12906), (4302, 11910), (4764, 10755), (4780, 10719), (5955, 8604), (6453, 7940), (7146, 7170)]