290017440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{201401}}^1$

素因数の和:201422

約数の個数: 72

約数和(自身を含む): 989689428

約数和(自身を除く): 699671988

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 201401, 402802, 604203, 805604, 1007005, 1208406, 1611208, 1812609, 2014010, 2416812, 3021015, 3222416, 3625218, 4028020, 4833624, 6042030, 6444832, 7250436, 8056040, 9063045, 9667248, 12084060, 14500872, 16112080, 18126090, 19334496, 24168120, 29001744, 32224160, 36252180, 48336240, 58003488, 72504360, 96672480, 145008720, 290017440]

約数ペア:

[(1, 290017440), (2, 145008720), (3, 96672480), (4, 72504360), (5, 58003488), (6, 48336240), (8, 36252180), (9, 32224160), (10, 29001744), (12, 24168120), (15, 19334496), (16, 18126090), (18, 16112080), (20, 14500872), (24, 12084060), (30, 9667248), (32, 9063045), (36, 8056040), (40, 7250436), (45, 6444832), (48, 6042030), (60, 4833624), (72, 4028020), (80, 3625218), (90, 3222416), (96, 3021015), (120, 2416812), (144, 2014010), (160, 1812609), (180, 1611208), (240, 1208406), (288, 1007005), (360, 805604), (480, 604203), (720, 402802), (1440, 201401)]