423189520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:429

約数の個数: 120

約数和(自身を含む): 1078732296

約数和(自身を除く): 655542776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 113, 130, 169, 208, 226, 260, 277, 338, 452, 520, 554, 565, 676, 845, 904, 1040, 1108, 1130, 1352, 1385, 1469, 1690, 1808, 2216, 2260, 2704, 2770, 2938, 3380, 3601, 4432, 4520, 5540, 5876, 6760, 7202, 7345, 9040, 11080, 11752, 13520, 14404, 14690, 18005, 19097, 22160, 23504, 28808, 29380, 31301, 36010, 38194, 46813, 57616, 58760, 62602, 72020, 76388, 93626, 95485, 117520, 125204, 144040, 152776, 156505, 187252, 190970, 234065, 250408, 288080, 305552, 313010, 374504, 381940, 406913, 468130, 500816, 626020, 749008, 763880, 813826, 936260, 1252040, 1527760, 1627652, 1872520, 2034565, 2504080, 3255304, 3745040, 4069130, 5289869, 6510608, 8138260, 10579738, 16276520, 21159476, 26449345, 32553040, 42318952, 52898690, 84637904, 105797380, 211594760, 423189520]

約数ペア:

[(1, 423189520), (2, 211594760), (4, 105797380), (5, 84637904), (8, 52898690), (10, 42318952), (13, 32553040), (16, 26449345), (20, 21159476), (26, 16276520), (40, 10579738), (52, 8138260), (65, 6510608), (80, 5289869), (104, 4069130), (113, 3745040), (130, 3255304), (169, 2504080), (208, 2034565), (226, 1872520), (260, 1627652), (277, 1527760), (338, 1252040), (452, 936260), (520, 813826), (554, 763880), (565, 749008), (676, 626020), (845, 500816), (904, 468130), (1040, 406913), (1108, 381940), (1130, 374504), (1352, 313010), (1385, 305552), (1469, 288080), (1690, 250408), (1808, 234065), (2216, 190970), (2260, 187252), (2704, 156505), (2770, 152776), (2938, 144040), (3380, 125204), (3601, 117520), (4432, 95485), (4520, 93626), (5540, 76388), (5876, 72020), (6760, 62602), (7202, 58760), (7345, 57616), (9040, 46813), (11080, 38194), (11752, 36010), (13520, 31301), (14404, 29380), (14690, 28808), (18005, 23504), (19097, 22160)]