15653340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 52416000

約数和(自身を除く): 36762660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 90, 92, 95, 114, 115, 138, 171, 180, 190, 199, 207, 228, 230, 276, 285, 342, 345, 380, 398, 414, 437, 460, 570, 597, 684, 690, 796, 828, 855, 874, 995, 1035, 1140, 1194, 1311, 1380, 1710, 1748, 1791, 1990, 2070, 2185, 2388, 2622, 2985, 3420, 3582, 3781, 3933, 3980, 4140, 4370, 4577, 5244, 5970, 6555, 7164, 7562, 7866, 8740, 8955, 9154, 11343, 11940, 13110, 13731, 15124, 15732, 17910, 18308, 18905, 19665, 22686, 22885, 26220, 27462, 34029, 35820, 37810, 39330, 41193, 45372, 45770, 54924, 56715, 68058, 68655, 75620, 78660, 82386, 86963, 91540, 113430, 136116, 137310, 164772, 170145, 173926, 205965, 226860, 260889, 274620, 340290, 347852, 411930, 434815, 521778, 680580, 782667, 823860, 869630, 1043556, 1304445, 1565334, 1739260, 2608890, 3130668, 3913335, 5217780, 7826670, 15653340]

約数ペア:

[(1, 15653340), (2, 7826670), (3, 5217780), (4, 3913335), (5, 3130668), (6, 2608890), (9, 1739260), (10, 1565334), (12, 1304445), (15, 1043556), (18, 869630), (19, 823860), (20, 782667), (23, 680580), (30, 521778), (36, 434815), (38, 411930), (45, 347852), (46, 340290), (57, 274620), (60, 260889), (69, 226860), (76, 205965), (90, 173926), (92, 170145), (95, 164772), (114, 137310), (115, 136116), (138, 113430), (171, 91540), (180, 86963), (190, 82386), (199, 78660), (207, 75620), (228, 68655), (230, 68058), (276, 56715), (285, 54924), (342, 45770), (345, 45372), (380, 41193), (398, 39330), (414, 37810), (437, 35820), (460, 34029), (570, 27462), (597, 26220), (684, 22885), (690, 22686), (796, 19665), (828, 18905), (855, 18308), (874, 17910), (995, 15732), (1035, 15124), (1140, 13731), (1194, 13110), (1311, 11940), (1380, 11343), (1710, 9154), (1748, 8955), (1791, 8740), (1990, 7866), (2070, 7562), (2185, 7164), (2388, 6555), (2622, 5970), (2985, 5244), (3420, 4577), (3582, 4370), (3781, 4140), (3933, 3980)]