68129568

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:647

約数の個数: 144

約数和(自身を含む): 215744256

約数和(自身を除く): 147614688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 72, 78, 93, 96, 104, 117, 124, 144, 156, 186, 208, 234, 248, 279, 288, 312, 372, 403, 416, 468, 496, 558, 587, 624, 744, 806, 936, 992, 1116, 1174, 1209, 1248, 1488, 1612, 1761, 1872, 2232, 2348, 2418, 2976, 3224, 3522, 3627, 3744, 4464, 4696, 4836, 5283, 6448, 7044, 7254, 7631, 8928, 9392, 9672, 10566, 12896, 14088, 14508, 15262, 18197, 18784, 19344, 21132, 22893, 28176, 29016, 30524, 36394, 38688, 42264, 45786, 54591, 56352, 58032, 61048, 68679, 72788, 84528, 91572, 109182, 116064, 122096, 137358, 145576, 163773, 169056, 183144, 218364, 236561, 244192, 274716, 291152, 327546, 366288, 436728, 473122, 549432, 582304, 655092, 709683, 732576, 873456, 946244, 1098864, 1310184, 1419366, 1746912, 1892488, 2129049, 2197728, 2620368, 2838732, 3784976, 4258098, 5240736, 5677464, 7569952, 8516196, 11354928, 17032392, 22709856, 34064784, 68129568]

約数ペア:

[(1, 68129568), (2, 34064784), (3, 22709856), (4, 17032392), (6, 11354928), (8, 8516196), (9, 7569952), (12, 5677464), (13, 5240736), (16, 4258098), (18, 3784976), (24, 2838732), (26, 2620368), (31, 2197728), (32, 2129049), (36, 1892488), (39, 1746912), (48, 1419366), (52, 1310184), (62, 1098864), (72, 946244), (78, 873456), (93, 732576), (96, 709683), (104, 655092), (117, 582304), (124, 549432), (144, 473122), (156, 436728), (186, 366288), (208, 327546), (234, 291152), (248, 274716), (279, 244192), (288, 236561), (312, 218364), (372, 183144), (403, 169056), (416, 163773), (468, 145576), (496, 137358), (558, 122096), (587, 116064), (624, 109182), (744, 91572), (806, 84528), (936, 72788), (992, 68679), (1116, 61048), (1174, 58032), (1209, 56352), (1248, 54591), (1488, 45786), (1612, 42264), (1761, 38688), (1872, 36394), (2232, 30524), (2348, 29016), (2418, 28176), (2976, 22893), (3224, 21132), (3522, 19344), (3627, 18784), (3744, 18197), (4464, 15262), (4696, 14508), (4836, 14088), (5283, 12896), (6448, 10566), (7044, 9672), (7254, 9392), (7631, 8928)]