2042280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:112

約数の個数: 128

約数和(自身を含む): 7142400

約数和(自身を除く): 5100120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 61, 62, 72, 90, 93, 108, 120, 122, 124, 135, 155, 180, 183, 186, 216, 244, 248, 270, 279, 305, 310, 360, 366, 372, 465, 488, 540, 549, 558, 610, 620, 732, 744, 837, 915, 930, 1080, 1098, 1116, 1220, 1240, 1395, 1464, 1647, 1674, 1830, 1860, 1891, 2196, 2232, 2440, 2745, 2790, 3294, 3348, 3660, 3720, 3782, 4185, 4392, 5490, 5580, 5673, 6588, 6696, 7320, 7564, 8235, 8370, 9455, 10980, 11160, 11346, 13176, 15128, 16470, 16740, 17019, 18910, 21960, 22692, 28365, 32940, 33480, 34038, 37820, 45384, 51057, 56730, 65880, 68076, 75640, 85095, 102114, 113460, 136152, 170190, 204228, 226920, 255285, 340380, 408456, 510570, 680760, 1021140, 2042280]

約数ペア:

[(1, 2042280), (2, 1021140), (3, 680760), (4, 510570), (5, 408456), (6, 340380), (8, 255285), (9, 226920), (10, 204228), (12, 170190), (15, 136152), (18, 113460), (20, 102114), (24, 85095), (27, 75640), (30, 68076), (31, 65880), (36, 56730), (40, 51057), (45, 45384), (54, 37820), (60, 34038), (61, 33480), (62, 32940), (72, 28365), (90, 22692), (93, 21960), (108, 18910), (120, 17019), (122, 16740), (124, 16470), (135, 15128), (155, 13176), (180, 11346), (183, 11160), (186, 10980), (216, 9455), (244, 8370), (248, 8235), (270, 7564), (279, 7320), (305, 6696), (310, 6588), (360, 5673), (366, 5580), (372, 5490), (465, 4392), (488, 4185), (540, 3782), (549, 3720), (558, 3660), (610, 3348), (620, 3294), (732, 2790), (744, 2745), (837, 2440), (915, 2232), (930, 2196), (1080, 1891), (1098, 1860), (1116, 1830), (1220, 1674), (1240, 1647), (1395, 1464)]