21268320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{751}}^1$

素因数の和:828

約数の個数: 96

約数和(自身を含む): 68221440

約数和(自身を除く): 46953120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 80, 96, 118, 120, 160, 177, 236, 240, 295, 354, 472, 480, 590, 708, 751, 885, 944, 1180, 1416, 1502, 1770, 1888, 2253, 2360, 2832, 3004, 3540, 3755, 4506, 4720, 5664, 6008, 7080, 7510, 9012, 9440, 11265, 12016, 14160, 15020, 18024, 22530, 24032, 28320, 30040, 36048, 44309, 45060, 60080, 72096, 88618, 90120, 120160, 132927, 177236, 180240, 221545, 265854, 354472, 360480, 443090, 531708, 664635, 708944, 886180, 1063416, 1329270, 1417888, 1772360, 2126832, 2658540, 3544720, 4253664, 5317080, 7089440, 10634160, 21268320]

約数ペア:

[(1, 21268320), (2, 10634160), (3, 7089440), (4, 5317080), (5, 4253664), (6, 3544720), (8, 2658540), (10, 2126832), (12, 1772360), (15, 1417888), (16, 1329270), (20, 1063416), (24, 886180), (30, 708944), (32, 664635), (40, 531708), (48, 443090), (59, 360480), (60, 354472), (80, 265854), (96, 221545), (118, 180240), (120, 177236), (160, 132927), (177, 120160), (236, 90120), (240, 88618), (295, 72096), (354, 60080), (472, 45060), (480, 44309), (590, 36048), (708, 30040), (751, 28320), (885, 24032), (944, 22530), (1180, 18024), (1416, 15020), (1502, 14160), (1770, 12016), (1888, 11265), (2253, 9440), (2360, 9012), (2832, 7510), (3004, 7080), (3540, 6008), (3755, 5664), (4506, 4720)]