18570840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 58924800

約数和(自身を除く): 40353960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 59, 60, 61, 86, 118, 120, 122, 129, 172, 177, 183, 215, 236, 244, 258, 295, 305, 344, 354, 366, 430, 472, 488, 516, 590, 610, 645, 708, 732, 860, 885, 915, 1032, 1180, 1220, 1290, 1416, 1464, 1720, 1770, 1830, 2360, 2440, 2537, 2580, 2623, 3540, 3599, 3660, 5074, 5160, 5246, 7080, 7198, 7320, 7611, 7869, 10148, 10492, 10797, 12685, 13115, 14396, 15222, 15738, 17995, 20296, 20984, 21594, 25370, 26230, 28792, 30444, 31476, 35990, 38055, 39345, 43188, 50740, 52460, 53985, 60888, 62952, 71980, 76110, 78690, 86376, 101480, 104920, 107970, 143960, 152220, 154757, 157380, 215940, 304440, 309514, 314760, 431880, 464271, 619028, 773785, 928542, 1238056, 1547570, 1857084, 2321355, 3095140, 3714168, 4642710, 6190280, 9285420, 18570840]

約数ペア:

[(1, 18570840), (2, 9285420), (3, 6190280), (4, 4642710), (5, 3714168), (6, 3095140), (8, 2321355), (10, 1857084), (12, 1547570), (15, 1238056), (20, 928542), (24, 773785), (30, 619028), (40, 464271), (43, 431880), (59, 314760), (60, 309514), (61, 304440), (86, 215940), (118, 157380), (120, 154757), (122, 152220), (129, 143960), (172, 107970), (177, 104920), (183, 101480), (215, 86376), (236, 78690), (244, 76110), (258, 71980), (295, 62952), (305, 60888), (344, 53985), (354, 52460), (366, 50740), (430, 43188), (472, 39345), (488, 38055), (516, 35990), (590, 31476), (610, 30444), (645, 28792), (708, 26230), (732, 25370), (860, 21594), (885, 20984), (915, 20296), (1032, 17995), (1180, 15738), (1220, 15222), (1290, 14396), (1416, 13115), (1464, 12685), (1720, 10797), (1770, 10492), (1830, 10148), (2360, 7869), (2440, 7611), (2537, 7320), (2580, 7198), (2623, 7080), (3540, 5246), (3599, 5160), (3660, 5074)]