391036240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:329

約数の個数: 160

約数和(自身を含む): 1079930880

約数和(自身を除く): 688894640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 83, 94, 112, 140, 166, 179, 188, 235, 280, 329, 332, 358, 376, 415, 470, 560, 581, 658, 664, 716, 752, 830, 895, 940, 1162, 1253, 1316, 1328, 1432, 1645, 1660, 1790, 1880, 2324, 2506, 2632, 2864, 2905, 3290, 3320, 3580, 3760, 3901, 4648, 5012, 5264, 5810, 6265, 6580, 6640, 7160, 7802, 8413, 9296, 10024, 11620, 12530, 13160, 14320, 14857, 15604, 16826, 19505, 20048, 23240, 25060, 26320, 27307, 29714, 31208, 33652, 39010, 42065, 46480, 50120, 54614, 58891, 59428, 62416, 67304, 74285, 78020, 84130, 100240, 103999, 109228, 117782, 118856, 134608, 136535, 148570, 156040, 168260, 207998, 218456, 235564, 237712, 273070, 294455, 297140, 312080, 336520, 415996, 436912, 471128, 519995, 546140, 588910, 594280, 673040, 698279, 831992, 942256, 1039990, 1092280, 1177820, 1188560, 1396558, 1663984, 2079980, 2184560, 2355640, 2793116, 3491395, 4159960, 4711280, 4887953, 5586232, 6982790, 8319920, 9775906, 11172464, 13965580, 19551812, 24439765, 27931160, 39103624, 48879530, 55862320, 78207248, 97759060, 195518120, 391036240]

約数ペア:

[(1, 391036240), (2, 195518120), (4, 97759060), (5, 78207248), (7, 55862320), (8, 48879530), (10, 39103624), (14, 27931160), (16, 24439765), (20, 19551812), (28, 13965580), (35, 11172464), (40, 9775906), (47, 8319920), (56, 6982790), (70, 5586232), (80, 4887953), (83, 4711280), (94, 4159960), (112, 3491395), (140, 2793116), (166, 2355640), (179, 2184560), (188, 2079980), (235, 1663984), (280, 1396558), (329, 1188560), (332, 1177820), (358, 1092280), (376, 1039990), (415, 942256), (470, 831992), (560, 698279), (581, 673040), (658, 594280), (664, 588910), (716, 546140), (752, 519995), (830, 471128), (895, 436912), (940, 415996), (1162, 336520), (1253, 312080), (1316, 297140), (1328, 294455), (1432, 273070), (1645, 237712), (1660, 235564), (1790, 218456), (1880, 207998), (2324, 168260), (2506, 156040), (2632, 148570), (2864, 136535), (2905, 134608), (3290, 118856), (3320, 117782), (3580, 109228), (3760, 103999), (3901, 100240), (4648, 84130), (5012, 78020), (5264, 74285), (5810, 67304), (6265, 62416), (6580, 59428), (6640, 58891), (7160, 54614), (7802, 50120), (8413, 46480), (9296, 42065), (10024, 39010), (11620, 33652), (12530, 31208), (13160, 29714), (14320, 27307), (14857, 26320), (15604, 25060), (16826, 23240), (19505, 20048)]