191283640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:437

約数の個数: 128

約数和(自身を含む): 489369600

約数和(自身を除く): 298085960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 31, 38, 40, 46, 62, 76, 92, 95, 115, 124, 152, 155, 184, 190, 230, 248, 310, 353, 380, 437, 460, 589, 620, 706, 713, 760, 874, 920, 1178, 1240, 1412, 1426, 1748, 1765, 2185, 2356, 2824, 2852, 2945, 3496, 3530, 3565, 4370, 4712, 5704, 5890, 6707, 7060, 7130, 8119, 8740, 10943, 11780, 13414, 13547, 14120, 14260, 16238, 17480, 21886, 23560, 26828, 27094, 28520, 32476, 33535, 40595, 43772, 53656, 54188, 54715, 64952, 67070, 67735, 81190, 87544, 108376, 109430, 134140, 135470, 154261, 162380, 207917, 218860, 251689, 268280, 270940, 308522, 324760, 415834, 437720, 503378, 541880, 617044, 771305, 831668, 1006756, 1039585, 1234088, 1258445, 1542610, 1663336, 2013512, 2079170, 2516890, 3085220, 4158340, 4782091, 5033780, 6170440, 8316680, 9564182, 10067560, 19128364, 23910455, 38256728, 47820910, 95641820, 191283640]

約数ペア:

[(1, 191283640), (2, 95641820), (4, 47820910), (5, 38256728), (8, 23910455), (10, 19128364), (19, 10067560), (20, 9564182), (23, 8316680), (31, 6170440), (38, 5033780), (40, 4782091), (46, 4158340), (62, 3085220), (76, 2516890), (92, 2079170), (95, 2013512), (115, 1663336), (124, 1542610), (152, 1258445), (155, 1234088), (184, 1039585), (190, 1006756), (230, 831668), (248, 771305), (310, 617044), (353, 541880), (380, 503378), (437, 437720), (460, 415834), (589, 324760), (620, 308522), (706, 270940), (713, 268280), (760, 251689), (874, 218860), (920, 207917), (1178, 162380), (1240, 154261), (1412, 135470), (1426, 134140), (1748, 109430), (1765, 108376), (2185, 87544), (2356, 81190), (2824, 67735), (2852, 67070), (2945, 64952), (3496, 54715), (3530, 54188), (3565, 53656), (4370, 43772), (4712, 40595), (5704, 33535), (5890, 32476), (6707, 28520), (7060, 27094), (7130, 26828), (8119, 23560), (8740, 21886), (10943, 17480), (11780, 16238), (13414, 14260), (13547, 14120)]