55141380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:538

約数の個数: 144

約数和(自身を含む): 193415040

約数和(自身を除く): 138273660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 107, 126, 140, 180, 210, 214, 252, 315, 321, 409, 420, 428, 535, 630, 642, 749, 818, 963, 1070, 1227, 1260, 1284, 1498, 1605, 1636, 1926, 2045, 2140, 2247, 2454, 2863, 2996, 3210, 3681, 3745, 3852, 4090, 4494, 4815, 4908, 5726, 6135, 6420, 6741, 7362, 7490, 8180, 8589, 8988, 9630, 11235, 11452, 12270, 13482, 14315, 14724, 14980, 17178, 18405, 19260, 22470, 24540, 25767, 26964, 28630, 33705, 34356, 36810, 42945, 43763, 44940, 51534, 57260, 67410, 73620, 85890, 87526, 103068, 128835, 131289, 134820, 171780, 175052, 218815, 257670, 262578, 306341, 393867, 437630, 515340, 525156, 612682, 656445, 787734, 875260, 919023, 1225364, 1312890, 1531705, 1575468, 1838046, 1969335, 2625780, 2757069, 3063410, 3676092, 3938670, 4595115, 5514138, 6126820, 7877340, 9190230, 11028276, 13785345, 18380460, 27570690, 55141380]

約数ペア:

[(1, 55141380), (2, 27570690), (3, 18380460), (4, 13785345), (5, 11028276), (6, 9190230), (7, 7877340), (9, 6126820), (10, 5514138), (12, 4595115), (14, 3938670), (15, 3676092), (18, 3063410), (20, 2757069), (21, 2625780), (28, 1969335), (30, 1838046), (35, 1575468), (36, 1531705), (42, 1312890), (45, 1225364), (60, 919023), (63, 875260), (70, 787734), (84, 656445), (90, 612682), (105, 525156), (107, 515340), (126, 437630), (140, 393867), (180, 306341), (210, 262578), (214, 257670), (252, 218815), (315, 175052), (321, 171780), (409, 134820), (420, 131289), (428, 128835), (535, 103068), (630, 87526), (642, 85890), (749, 73620), (818, 67410), (963, 57260), (1070, 51534), (1227, 44940), (1260, 43763), (1284, 42945), (1498, 36810), (1605, 34356), (1636, 33705), (1926, 28630), (2045, 26964), (2140, 25767), (2247, 24540), (2454, 22470), (2863, 19260), (2996, 18405), (3210, 17178), (3681, 14980), (3745, 14724), (3852, 14315), (4090, 13482), (4494, 12270), (4815, 11452), (4908, 11235), (5726, 9630), (6135, 8988), (6420, 8589), (6741, 8180), (7362, 7490)]