199443440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12281}}^1$

素因数の和:12330

約数の個数: 80

約数和(自身を含む): 548268480

約数和(自身を除く): 348825040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 8120, 12281, 16240, 24562, 49124, 61405, 85967, 98248, 122810, 171934, 196496, 245620, 343868, 356149, 429835, 491240, 687736, 712298, 859670, 982480, 1375472, 1424596, 1719340, 1780745, 2493043, 2849192, 3438680, 3561490, 4986086, 5698384, 6877360, 7122980, 9972172, 12465215, 14245960, 19944344, 24930430, 28491920, 39888688, 49860860, 99721720, 199443440]

約数ペア:

[(1, 199443440), (2, 99721720), (4, 49860860), (5, 39888688), (7, 28491920), (8, 24930430), (10, 19944344), (14, 14245960), (16, 12465215), (20, 9972172), (28, 7122980), (29, 6877360), (35, 5698384), (40, 4986086), (56, 3561490), (58, 3438680), (70, 2849192), (80, 2493043), (112, 1780745), (116, 1719340), (140, 1424596), (145, 1375472), (203, 982480), (232, 859670), (280, 712298), (290, 687736), (406, 491240), (464, 429835), (560, 356149), (580, 343868), (812, 245620), (1015, 196496), (1160, 171934), (1624, 122810), (2030, 98248), (2320, 85967), (3248, 61405), (4060, 49124), (8120, 24562), (12281, 16240)]