21762360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1069

約数の個数: 96

約数和(自身を含む): 71959680

約数和(自身を除く): 50197320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 991, 1098, 1220, 1464, 1830, 1982, 2196, 2440, 2745, 2973, 3660, 3964, 4392, 4955, 5490, 5946, 7320, 7928, 8919, 9910, 10980, 11892, 14865, 17838, 19820, 21960, 23784, 29730, 35676, 39640, 44595, 59460, 60451, 71352, 89190, 118920, 120902, 178380, 181353, 241804, 302255, 356760, 362706, 483608, 544059, 604510, 725412, 906765, 1088118, 1209020, 1450824, 1813530, 2176236, 2418040, 2720295, 3627060, 4352472, 5440590, 7254120, 10881180, 21762360]

約数ペア:

[(1, 21762360), (2, 10881180), (3, 7254120), (4, 5440590), (5, 4352472), (6, 3627060), (8, 2720295), (9, 2418040), (10, 2176236), (12, 1813530), (15, 1450824), (18, 1209020), (20, 1088118), (24, 906765), (30, 725412), (36, 604510), (40, 544059), (45, 483608), (60, 362706), (61, 356760), (72, 302255), (90, 241804), (120, 181353), (122, 178380), (180, 120902), (183, 118920), (244, 89190), (305, 71352), (360, 60451), (366, 59460), (488, 44595), (549, 39640), (610, 35676), (732, 29730), (915, 23784), (991, 21960), (1098, 19820), (1220, 17838), (1464, 14865), (1830, 11892), (1982, 10980), (2196, 9910), (2440, 8919), (2745, 7928), (2973, 7320), (3660, 5946), (3964, 5490), (4392, 4955)]