13215720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{15733}}^1$

素因数の和:15754

約数の個数: 64

約数和(自身を含む): 45313920

約数和(自身を除く): 32098200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 15733, 31466, 47199, 62932, 78665, 94398, 110131, 125864, 157330, 188796, 220262, 235995, 314660, 330393, 377592, 440524, 471990, 550655, 629320, 660786, 881048, 943980, 1101310, 1321572, 1651965, 1887960, 2202620, 2643144, 3303930, 4405240, 6607860, 13215720]

約数ペア:

[(1, 13215720), (2, 6607860), (3, 4405240), (4, 3303930), (5, 2643144), (6, 2202620), (7, 1887960), (8, 1651965), (10, 1321572), (12, 1101310), (14, 943980), (15, 881048), (20, 660786), (21, 629320), (24, 550655), (28, 471990), (30, 440524), (35, 377592), (40, 330393), (42, 314660), (56, 235995), (60, 220262), (70, 188796), (84, 157330), (105, 125864), (120, 110131), (140, 94398), (168, 78665), (210, 62932), (280, 47199), (420, 31466), (840, 15733)]