1816560

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{29}}^2$

素因数の和:80

約数の個数: 120

約数和(自身を含む): 6480240

約数和(自身を除く): 4663680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 36, 40, 45, 48, 54, 58, 60, 72, 80, 87, 90, 108, 116, 120, 135, 144, 145, 174, 180, 216, 232, 240, 261, 270, 290, 348, 360, 432, 435, 464, 522, 540, 580, 696, 720, 783, 841, 870, 1044, 1080, 1160, 1305, 1392, 1566, 1682, 1740, 2088, 2160, 2320, 2523, 2610, 3132, 3364, 3480, 3915, 4176, 4205, 5046, 5220, 6264, 6728, 6960, 7569, 7830, 8410, 10092, 10440, 12528, 12615, 13456, 15138, 15660, 16820, 20184, 20880, 22707, 25230, 30276, 31320, 33640, 37845, 40368, 45414, 50460, 60552, 62640, 67280, 75690, 90828, 100920, 113535, 121104, 151380, 181656, 201840, 227070, 302760, 363312, 454140, 605520, 908280, 1816560]

約数ペア:

[(1, 1816560), (2, 908280), (3, 605520), (4, 454140), (5, 363312), (6, 302760), (8, 227070), (9, 201840), (10, 181656), (12, 151380), (15, 121104), (16, 113535), (18, 100920), (20, 90828), (24, 75690), (27, 67280), (29, 62640), (30, 60552), (36, 50460), (40, 45414), (45, 40368), (48, 37845), (54, 33640), (58, 31320), (60, 30276), (72, 25230), (80, 22707), (87, 20880), (90, 20184), (108, 16820), (116, 15660), (120, 15138), (135, 13456), (144, 12615), (145, 12528), (174, 10440), (180, 10092), (216, 8410), (232, 7830), (240, 7569), (261, 6960), (270, 6728), (290, 6264), (348, 5220), (360, 5046), (432, 4205), (435, 4176), (464, 3915), (522, 3480), (540, 3364), (580, 3132), (696, 2610), (720, 2523), (783, 2320), (841, 2160), (870, 2088), (1044, 1740), (1080, 1682), (1160, 1566), (1305, 1392)]