279168890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^2$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 678754944

約数和(自身を除く): 399586054

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 167, 182, 286, 334, 385, 455, 715, 770, 835, 910, 1001, 1169, 1430, 1670, 1837, 2002, 2171, 2338, 3674, 4342, 5005, 5845, 9185, 10010, 10855, 11690, 12859, 15197, 18370, 21710, 23881, 25718, 27889, 30394, 47762, 55778, 64295, 75985, 119405, 128590, 139445, 151970, 167167, 195223, 238810, 278890, 306779, 334334, 362557, 390446, 613558, 725114, 835835, 976115, 1533895, 1671670, 1812785, 1952230, 2147453, 2537899, 3067790, 3625570, 3988127, 4294906, 5075798, 7976254, 10737265, 12689495, 19940635, 21474530, 25378990, 27916889, 39881270, 55833778, 139584445, 279168890]

約数ペア:

[(1, 279168890), (2, 139584445), (5, 55833778), (7, 39881270), (10, 27916889), (11, 25378990), (13, 21474530), (14, 19940635), (22, 12689495), (26, 10737265), (35, 7976254), (55, 5075798), (65, 4294906), (70, 3988127), (77, 3625570), (91, 3067790), (110, 2537899), (130, 2147453), (143, 1952230), (154, 1812785), (167, 1671670), (182, 1533895), (286, 976115), (334, 835835), (385, 725114), (455, 613558), (715, 390446), (770, 362557), (835, 334334), (910, 306779), (1001, 278890), (1169, 238810), (1430, 195223), (1670, 167167), (1837, 151970), (2002, 139445), (2171, 128590), (2338, 119405), (3674, 75985), (4342, 64295), (5005, 55778), (5845, 47762), (9185, 30394), (10010, 27889), (10855, 25718), (11690, 23881), (12859, 21710), (15197, 18370)]