155654940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{761}}^1$

素因数の和:1267

約数の個数: 96

約数和(自身を含む): 499774464

約数和(自身を除く): 344119524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 487, 761, 974, 1461, 1522, 1948, 2283, 2435, 2922, 3044, 3409, 3805, 4566, 4870, 5327, 5844, 6818, 7305, 7610, 9132, 9740, 10227, 10654, 11415, 13636, 14610, 15220, 15981, 17045, 20454, 21308, 22830, 26635, 29220, 31962, 34090, 40908, 45660, 51135, 53270, 63924, 68180, 79905, 102270, 106540, 159810, 204540, 319620, 370607, 741214, 1111821, 1482428, 1853035, 2223642, 2594249, 3706070, 4447284, 5188498, 5559105, 7412140, 7782747, 10376996, 11118210, 12971245, 15565494, 22236420, 25942490, 31130988, 38913735, 51884980, 77827470, 155654940]

約数ペア:

[(1, 155654940), (2, 77827470), (3, 51884980), (4, 38913735), (5, 31130988), (6, 25942490), (7, 22236420), (10, 15565494), (12, 12971245), (14, 11118210), (15, 10376996), (20, 7782747), (21, 7412140), (28, 5559105), (30, 5188498), (35, 4447284), (42, 3706070), (60, 2594249), (70, 2223642), (84, 1853035), (105, 1482428), (140, 1111821), (210, 741214), (420, 370607), (487, 319620), (761, 204540), (974, 159810), (1461, 106540), (1522, 102270), (1948, 79905), (2283, 68180), (2435, 63924), (2922, 53270), (3044, 51135), (3409, 45660), (3805, 40908), (4566, 34090), (4870, 31962), (5327, 29220), (5844, 26635), (6818, 22830), (7305, 21308), (7610, 20454), (9132, 17045), (9740, 15981), (10227, 15220), (10654, 14610), (11415, 13636)]