172129980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:280

約数の個数: 192

約数和(自身を含む): 557383680

約数和(自身を除く): 385253700

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 47, 55, 60, 62, 66, 93, 94, 110, 124, 132, 141, 155, 165, 179, 186, 188, 220, 235, 282, 310, 330, 341, 358, 372, 465, 470, 517, 537, 564, 620, 660, 682, 705, 716, 895, 930, 940, 1023, 1034, 1074, 1364, 1410, 1457, 1551, 1705, 1790, 1860, 1969, 2046, 2068, 2148, 2585, 2685, 2820, 2914, 3102, 3410, 3580, 3938, 4092, 4371, 5115, 5170, 5370, 5549, 5828, 5907, 6204, 6820, 7285, 7755, 7876, 8413, 8742, 9845, 10230, 10340, 10740, 11098, 11814, 14570, 15510, 16027, 16647, 16826, 17484, 19690, 20460, 21855, 22196, 23628, 25239, 27745, 29140, 29535, 31020, 32054, 33294, 33652, 39380, 42065, 43710, 48081, 50478, 55490, 59070, 61039, 64108, 66588, 80135, 83235, 84130, 87420, 92543, 96162, 100956, 110980, 118140, 122078, 126195, 160270, 166470, 168260, 183117, 185086, 192324, 240405, 244156, 252390, 260803, 277629, 305195, 320540, 332940, 366234, 370172, 462715, 480810, 504780, 521606, 555258, 610390, 732468, 782409, 915585, 925430, 961620, 1043212, 1110516, 1220780, 1304015, 1388145, 1564818, 1831170, 1850860, 2608030, 2776290, 2868833, 3129636, 3662340, 3912045, 5216060, 5552580, 5737666, 7824090, 8606499, 11475332, 14344165, 15648180, 17212998, 28688330, 34425996, 43032495, 57376660, 86064990, 172129980]

約数ペア:

[(1, 172129980), (2, 86064990), (3, 57376660), (4, 43032495), (5, 34425996), (6, 28688330), (10, 17212998), (11, 15648180), (12, 14344165), (15, 11475332), (20, 8606499), (22, 7824090), (30, 5737666), (31, 5552580), (33, 5216060), (44, 3912045), (47, 3662340), (55, 3129636), (60, 2868833), (62, 2776290), (66, 2608030), (93, 1850860), (94, 1831170), (110, 1564818), (124, 1388145), (132, 1304015), (141, 1220780), (155, 1110516), (165, 1043212), (179, 961620), (186, 925430), (188, 915585), (220, 782409), (235, 732468), (282, 610390), (310, 555258), (330, 521606), (341, 504780), (358, 480810), (372, 462715), (465, 370172), (470, 366234), (517, 332940), (537, 320540), (564, 305195), (620, 277629), (660, 260803), (682, 252390), (705, 244156), (716, 240405), (895, 192324), (930, 185086), (940, 183117), (1023, 168260), (1034, 166470), (1074, 160270), (1364, 126195), (1410, 122078), (1457, 118140), (1551, 110980), (1705, 100956), (1790, 96162), (1860, 92543), (1969, 87420), (2046, 84130), (2068, 83235), (2148, 80135), (2585, 66588), (2685, 64108), (2820, 61039), (2914, 59070), (3102, 55490), (3410, 50478), (3580, 48081), (3938, 43710), (4092, 42065), (4371, 39380), (5115, 33652), (5170, 33294), (5370, 32054), (5549, 31020), (5828, 29535), (5907, 29140), (6204, 27745), (6820, 25239), (7285, 23628), (7755, 22196), (7876, 21855), (8413, 20460), (8742, 19690), (9845, 17484), (10230, 16826), (10340, 16647), (10740, 16027), (11098, 15510), (11814, 14570)]