155551020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{152501}}^1$

素因数の和:152530

約数の個数: 48

約数和(自身を含む): 461166048

約数和(自身を除く): 305615028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 152501, 305002, 457503, 610004, 762505, 915006, 1525010, 1830012, 2287515, 2592517, 3050020, 4575030, 5185034, 7777551, 9150060, 10370068, 12962585, 15555102, 25925170, 31110204, 38887755, 51850340, 77775510, 155551020]

約数ペア:

[(1, 155551020), (2, 77775510), (3, 51850340), (4, 38887755), (5, 31110204), (6, 25925170), (10, 15555102), (12, 12962585), (15, 10370068), (17, 9150060), (20, 7777551), (30, 5185034), (34, 4575030), (51, 3050020), (60, 2592517), (68, 2287515), (85, 1830012), (102, 1525010), (170, 915006), (204, 762505), (255, 610004), (340, 457503), (510, 305002), (1020, 152501)]