1680541440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{437641}}^1$

素因数の和:437665

約数の個数: 72

約数和(自身を含む): 5367241488

約数和(自身を除く): 3686700048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 437641, 875282, 1312923, 1750564, 2188205, 2625846, 3501128, 4376410, 5251692, 6564615, 7002256, 8752820, 10503384, 13129230, 14004512, 17505640, 21006768, 26258460, 28009024, 35011280, 42013536, 52516920, 56018048, 70022560, 84027072, 105033840, 112036096, 140045120, 168054144, 210067680, 280090240, 336108288, 420135360, 560180480, 840270720, 1680541440]

約数ペア:

[(1, 1680541440), (2, 840270720), (3, 560180480), (4, 420135360), (5, 336108288), (6, 280090240), (8, 210067680), (10, 168054144), (12, 140045120), (15, 112036096), (16, 105033840), (20, 84027072), (24, 70022560), (30, 56018048), (32, 52516920), (40, 42013536), (48, 35011280), (60, 28009024), (64, 26258460), (80, 21006768), (96, 17505640), (120, 14004512), (128, 13129230), (160, 10503384), (192, 8752820), (240, 7002256), (256, 6564615), (320, 5251692), (384, 4376410), (480, 3501128), (640, 2625846), (768, 2188205), (960, 1750564), (1280, 1312923), (1920, 875282), (3840, 437641)]