1680066920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{8011}}^1$

素因数の和:8143

約数の個数: 96

約数和(自身を含む): 4438968480

約数和(自身を除く): 2758901560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 107, 140, 196, 214, 245, 280, 392, 428, 490, 535, 749, 856, 980, 1070, 1498, 1960, 2140, 2996, 3745, 4280, 5243, 5992, 7490, 8011, 10486, 14980, 16022, 20972, 26215, 29960, 32044, 40055, 41944, 52430, 56077, 64088, 80110, 104860, 112154, 160220, 209720, 224308, 280385, 320440, 392539, 448616, 560770, 785078, 857177, 1121540, 1570156, 1714354, 1962695, 2243080, 3140312, 3428708, 3925390, 4285885, 6000239, 6857416, 7850780, 8571770, 12000478, 15701560, 17143540, 24000956, 30001195, 34287080, 42001673, 48001912, 60002390, 84003346, 120004780, 168006692, 210008365, 240009560, 336013384, 420016730, 840033460, 1680066920]

約数ペア:

[(1, 1680066920), (2, 840033460), (4, 420016730), (5, 336013384), (7, 240009560), (8, 210008365), (10, 168006692), (14, 120004780), (20, 84003346), (28, 60002390), (35, 48001912), (40, 42001673), (49, 34287080), (56, 30001195), (70, 24000956), (98, 17143540), (107, 15701560), (140, 12000478), (196, 8571770), (214, 7850780), (245, 6857416), (280, 6000239), (392, 4285885), (428, 3925390), (490, 3428708), (535, 3140312), (749, 2243080), (856, 1962695), (980, 1714354), (1070, 1570156), (1498, 1121540), (1960, 857177), (2140, 785078), (2996, 560770), (3745, 448616), (4280, 392539), (5243, 320440), (5992, 280385), (7490, 224308), (8011, 209720), (10486, 160220), (14980, 112154), (16022, 104860), (20972, 80110), (26215, 64088), (29960, 56077), (32044, 52430), (40055, 41944)]