21972960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{15259}}^1$

素因数の和:15280

約数の個数: 72

約数和(自身を含む): 74987640

約数和(自身を除く): 53014680

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, 15259, 30518, 45777, 61036, 76295, 91554, 122072, 137331, 152590, 183108, 228885, 244144, 274662, 305180, 366216, 457770, 488288, 549324, 610360, 686655, 732432, 915540, 1098648, 1220720, 1373310, 1464864, 1831080, 2197296, 2441440, 2746620, 3662160, 4394592, 5493240, 7324320, 10986480, 21972960]

約数ペア:

[(1, 21972960), (2, 10986480), (3, 7324320), (4, 5493240), (5, 4394592), (6, 3662160), (8, 2746620), (9, 2441440), (10, 2197296), (12, 1831080), (15, 1464864), (16, 1373310), (18, 1220720), (20, 1098648), (24, 915540), (30, 732432), (32, 686655), (36, 610360), (40, 549324), (45, 488288), (48, 457770), (60, 366216), (72, 305180), (80, 274662), (90, 244144), (96, 228885), (120, 183108), (144, 152590), (160, 137331), (180, 122072), (240, 91554), (288, 76295), (360, 61036), (480, 45777), (720, 30518), (1440, 15259)]