159496240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{881}}^1$

素因数の和:998

約数の個数: 80

約数和(自身を含む): 388475136

約数和(自身を除く): 228978896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 73, 80, 124, 146, 155, 248, 292, 310, 365, 496, 584, 620, 730, 881, 1168, 1240, 1460, 1762, 2263, 2480, 2920, 3524, 4405, 4526, 5840, 7048, 8810, 9052, 11315, 14096, 17620, 18104, 22630, 27311, 35240, 36208, 45260, 54622, 64313, 70480, 90520, 109244, 128626, 136555, 181040, 218488, 257252, 273110, 321565, 436976, 514504, 546220, 643130, 1029008, 1092440, 1286260, 1993703, 2184880, 2572520, 3987406, 5145040, 7974812, 9968515, 15949624, 19937030, 31899248, 39874060, 79748120, 159496240]

約数ペア:

[(1, 159496240), (2, 79748120), (4, 39874060), (5, 31899248), (8, 19937030), (10, 15949624), (16, 9968515), (20, 7974812), (31, 5145040), (40, 3987406), (62, 2572520), (73, 2184880), (80, 1993703), (124, 1286260), (146, 1092440), (155, 1029008), (248, 643130), (292, 546220), (310, 514504), (365, 436976), (496, 321565), (584, 273110), (620, 257252), (730, 218488), (881, 181040), (1168, 136555), (1240, 128626), (1460, 109244), (1762, 90520), (2263, 70480), (2480, 64313), (2920, 54622), (3524, 45260), (4405, 36208), (4526, 35240), (5840, 27311), (7048, 22630), (8810, 18104), (9052, 17620), (11315, 14096)]