90340920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{27883}}^1$

素因数の和:27906

約数の個数: 80

約数和(自身を含む): 303656760

約数和(自身を除く): 213315840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 27883, 55766, 83649, 111532, 139415, 167298, 223064, 250947, 278830, 334596, 418245, 501894, 557660, 669192, 752841, 836490, 1003788, 1115320, 1254735, 1505682, 1672980, 2007576, 2258523, 2509470, 3011364, 3345960, 3764205, 4517046, 5018940, 6022728, 7528410, 9034092, 10037880, 11292615, 15056820, 18068184, 22585230, 30113640, 45170460, 90340920]

約数ペア:

[(1, 90340920), (2, 45170460), (3, 30113640), (4, 22585230), (5, 18068184), (6, 15056820), (8, 11292615), (9, 10037880), (10, 9034092), (12, 7528410), (15, 6022728), (18, 5018940), (20, 4517046), (24, 3764205), (27, 3345960), (30, 3011364), (36, 2509470), (40, 2258523), (45, 2007576), (54, 1672980), (60, 1505682), (72, 1254735), (81, 1115320), (90, 1003788), (108, 836490), (120, 752841), (135, 669192), (162, 557660), (180, 501894), (216, 418245), (270, 334596), (324, 278830), (360, 250947), (405, 223064), (540, 167298), (648, 139415), (810, 111532), (1080, 83649), (1620, 55766), (3240, 27883)]