390593800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{863}}^1$

素因数の和:983

約数の個数: 96

約数和(自身を含む): 951367680

約数和(自身を除く): 560773880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 73, 100, 124, 146, 155, 200, 248, 292, 310, 365, 584, 620, 730, 775, 863, 1240, 1460, 1550, 1726, 1825, 2263, 2920, 3100, 3452, 3650, 4315, 4526, 6200, 6904, 7300, 8630, 9052, 11315, 14600, 17260, 18104, 21575, 22630, 26753, 34520, 43150, 45260, 53506, 56575, 62999, 86300, 90520, 107012, 113150, 125998, 133765, 172600, 214024, 226300, 251996, 267530, 314995, 452600, 503992, 535060, 629990, 668825, 1070120, 1259980, 1337650, 1574975, 1952969, 2519960, 2675300, 3149950, 3905938, 5350600, 6299900, 7811876, 9764845, 12599800, 15623752, 19529690, 39059380, 48824225, 78118760, 97648450, 195296900, 390593800]

約数ペア:

[(1, 390593800), (2, 195296900), (4, 97648450), (5, 78118760), (8, 48824225), (10, 39059380), (20, 19529690), (25, 15623752), (31, 12599800), (40, 9764845), (50, 7811876), (62, 6299900), (73, 5350600), (100, 3905938), (124, 3149950), (146, 2675300), (155, 2519960), (200, 1952969), (248, 1574975), (292, 1337650), (310, 1259980), (365, 1070120), (584, 668825), (620, 629990), (730, 535060), (775, 503992), (863, 452600), (1240, 314995), (1460, 267530), (1550, 251996), (1726, 226300), (1825, 214024), (2263, 172600), (2920, 133765), (3100, 125998), (3452, 113150), (3650, 107012), (4315, 90520), (4526, 86300), (6200, 62999), (6904, 56575), (7300, 53506), (8630, 45260), (9052, 43150), (11315, 34520), (14600, 26753), (17260, 22630), (18104, 21575)]