80983560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:671

約数の個数: 128

約数和(自身を含む): 279532800

約数和(自身を除く): 198549240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 229, 280, 420, 421, 458, 687, 840, 842, 916, 1145, 1263, 1374, 1603, 1684, 1832, 2105, 2290, 2526, 2748, 2947, 3206, 3368, 3435, 4210, 4580, 4809, 5052, 5496, 5894, 6315, 6412, 6870, 8015, 8420, 8841, 9160, 9618, 10104, 11788, 12630, 12824, 13740, 14735, 16030, 16840, 17682, 19236, 23576, 24045, 25260, 27480, 29470, 32060, 35364, 38472, 44205, 48090, 50520, 58940, 64120, 70728, 88410, 96180, 96409, 117880, 176820, 192360, 192818, 289227, 353640, 385636, 482045, 578454, 674863, 771272, 964090, 1156908, 1349726, 1446135, 1928180, 2024589, 2313816, 2699452, 2892270, 3374315, 3856360, 4049178, 5398904, 5784540, 6748630, 8098356, 10122945, 11569080, 13497260, 16196712, 20245890, 26994520, 40491780, 80983560]

約数ペア:

[(1, 80983560), (2, 40491780), (3, 26994520), (4, 20245890), (5, 16196712), (6, 13497260), (7, 11569080), (8, 10122945), (10, 8098356), (12, 6748630), (14, 5784540), (15, 5398904), (20, 4049178), (21, 3856360), (24, 3374315), (28, 2892270), (30, 2699452), (35, 2313816), (40, 2024589), (42, 1928180), (56, 1446135), (60, 1349726), (70, 1156908), (84, 964090), (105, 771272), (120, 674863), (140, 578454), (168, 482045), (210, 385636), (229, 353640), (280, 289227), (420, 192818), (421, 192360), (458, 176820), (687, 117880), (840, 96409), (842, 96180), (916, 88410), (1145, 70728), (1263, 64120), (1374, 58940), (1603, 50520), (1684, 48090), (1832, 44205), (2105, 38472), (2290, 35364), (2526, 32060), (2748, 29470), (2947, 27480), (3206, 25260), (3368, 24045), (3435, 23576), (4210, 19236), (4580, 17682), (4809, 16840), (5052, 16030), (5496, 14735), (5894, 13740), (6315, 12824), (6412, 12630), (6870, 11788), (8015, 10104), (8420, 9618), (8841, 9160)]