213091920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{295961}}^1$

素因数の和:295980

約数の個数: 60

約数和(自身を含む): 715636116

約数和(自身を除く): 502544196

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 295961, 591922, 887883, 1183844, 1479805, 1775766, 2367688, 2663649, 2959610, 3551532, 4439415, 4735376, 5327298, 5919220, 7103064, 8878830, 10654596, 11838440, 13318245, 14206128, 17757660, 21309192, 23676880, 26636490, 35515320, 42618384, 53272980, 71030640, 106545960, 213091920]

約数ペア:

[(1, 213091920), (2, 106545960), (3, 71030640), (4, 53272980), (5, 42618384), (6, 35515320), (8, 26636490), (9, 23676880), (10, 21309192), (12, 17757660), (15, 14206128), (16, 13318245), (18, 11838440), (20, 10654596), (24, 8878830), (30, 7103064), (36, 5919220), (40, 5327298), (45, 4735376), (48, 4439415), (60, 3551532), (72, 2959610), (80, 2663649), (90, 2367688), (120, 1775766), (144, 1479805), (180, 1183844), (240, 887883), (360, 591922), (720, 295961)]