87863220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1117}}^1$

素因数の和:1174

約数の個数: 144

約数和(自身を含む): 293005440

約数和(自身を除く): 205142220

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, 207, 228, 230, 276, 285, 342, 345, 380, 414, 437, 460, 570, 684, 690, 828, 855, 874, 1035, 1117, 1140, 1311, 1380, 1710, 1748, 2070, 2185, 2234, 2622, 3351, 3420, 3933, 4140, 4370, 4468, 5244, 5585, 6555, 6702, 7866, 8740, 10053, 11170, 13110, 13404, 15732, 16755, 19665, 20106, 21223, 22340, 25691, 26220, 33510, 39330, 40212, 42446, 50265, 51382, 63669, 67020, 77073, 78660, 84892, 100530, 102764, 106115, 127338, 128455, 154146, 191007, 201060, 212230, 231219, 254676, 256910, 308292, 318345, 382014, 385365, 424460, 462438, 488129, 513820, 636690, 764028, 770730, 924876, 955035, 976258, 1156095, 1273380, 1464387, 1541460, 1910070, 1952516, 2312190, 2440645, 2928774, 3820140, 4393161, 4624380, 4881290, 5857548, 7321935, 8786322, 9762580, 14643870, 17572644, 21965805, 29287740, 43931610, 87863220]

約数ペア:

[(1, 87863220), (2, 43931610), (3, 29287740), (4, 21965805), (5, 17572644), (6, 14643870), (9, 9762580), (10, 8786322), (12, 7321935), (15, 5857548), (18, 4881290), (19, 4624380), (20, 4393161), (23, 3820140), (30, 2928774), (36, 2440645), (38, 2312190), (45, 1952516), (46, 1910070), (57, 1541460), (60, 1464387), (69, 1273380), (76, 1156095), (90, 976258), (92, 955035), (95, 924876), (114, 770730), (115, 764028), (138, 636690), (171, 513820), (180, 488129), (190, 462438), (207, 424460), (228, 385365), (230, 382014), (276, 318345), (285, 308292), (342, 256910), (345, 254676), (380, 231219), (414, 212230), (437, 201060), (460, 191007), (570, 154146), (684, 128455), (690, 127338), (828, 106115), (855, 102764), (874, 100530), (1035, 84892), (1117, 78660), (1140, 77073), (1311, 67020), (1380, 63669), (1710, 51382), (1748, 50265), (2070, 42446), (2185, 40212), (2234, 39330), (2622, 33510), (3351, 26220), (3420, 25691), (3933, 22340), (4140, 21223), (4370, 20106), (4468, 19665), (5244, 16755), (5585, 15732), (6555, 13404), (6702, 13110), (7866, 11170), (8740, 10053)]