74521520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:394

約数の個数: 80

約数和(自身を含む): 180940800

約数和(自身を除く): 106419280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 151, 155, 199, 248, 302, 310, 398, 496, 604, 620, 755, 796, 995, 1208, 1240, 1510, 1592, 1990, 2416, 2480, 3020, 3184, 3980, 4681, 6040, 6169, 7960, 9362, 12080, 12338, 15920, 18724, 23405, 24676, 30049, 30845, 37448, 46810, 49352, 60098, 61690, 74896, 93620, 98704, 120196, 123380, 150245, 187240, 240392, 246760, 300490, 374480, 480784, 493520, 600980, 931519, 1201960, 1863038, 2403920, 3726076, 4657595, 7452152, 9315190, 14904304, 18630380, 37260760, 74521520]

約数ペア:

[(1, 74521520), (2, 37260760), (4, 18630380), (5, 14904304), (8, 9315190), (10, 7452152), (16, 4657595), (20, 3726076), (31, 2403920), (40, 1863038), (62, 1201960), (80, 931519), (124, 600980), (151, 493520), (155, 480784), (199, 374480), (248, 300490), (302, 246760), (310, 240392), (398, 187240), (496, 150245), (604, 123380), (620, 120196), (755, 98704), (796, 93620), (995, 74896), (1208, 61690), (1240, 60098), (1510, 49352), (1592, 46810), (1990, 37448), (2416, 30845), (2480, 30049), (3020, 24676), (3184, 23405), (3980, 18724), (4681, 15920), (6040, 12338), (6169, 12080), (7960, 9362)]