81881472

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 231874560

約数和(自身を除く): 149993088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 73, 92, 96, 127, 128, 138, 146, 184, 192, 219, 254, 276, 292, 368, 381, 384, 438, 508, 552, 584, 736, 762, 876, 1016, 1104, 1168, 1472, 1524, 1679, 1752, 2032, 2208, 2336, 2921, 2944, 3048, 3358, 3504, 4064, 4416, 4672, 5037, 5842, 6096, 6716, 7008, 8128, 8763, 8832, 9271, 9344, 10074, 11684, 12192, 13432, 14016, 16256, 17526, 18542, 20148, 23368, 24384, 26864, 27813, 28032, 35052, 37084, 40296, 46736, 48768, 53728, 55626, 70104, 74168, 80592, 93472, 107456, 111252, 140208, 148336, 161184, 186944, 213233, 214912, 222504, 280416, 296672, 322368, 373888, 426466, 445008, 560832, 593344, 639699, 644736, 852932, 890016, 1121664, 1186688, 1279398, 1705864, 1780032, 2558796, 3411728, 3560064, 5117592, 6823456, 10235184, 13646912, 20470368, 27293824, 40940736, 81881472]

約数ペア:

[(1, 81881472), (2, 40940736), (3, 27293824), (4, 20470368), (6, 13646912), (8, 10235184), (12, 6823456), (16, 5117592), (23, 3560064), (24, 3411728), (32, 2558796), (46, 1780032), (48, 1705864), (64, 1279398), (69, 1186688), (73, 1121664), (92, 890016), (96, 852932), (127, 644736), (128, 639699), (138, 593344), (146, 560832), (184, 445008), (192, 426466), (219, 373888), (254, 322368), (276, 296672), (292, 280416), (368, 222504), (381, 214912), (384, 213233), (438, 186944), (508, 161184), (552, 148336), (584, 140208), (736, 111252), (762, 107456), (876, 93472), (1016, 80592), (1104, 74168), (1168, 70104), (1472, 55626), (1524, 53728), (1679, 48768), (1752, 46736), (2032, 40296), (2208, 37084), (2336, 35052), (2921, 28032), (2944, 27813), (3048, 26864), (3358, 24384), (3504, 23368), (4064, 20148), (4416, 18542), (4672, 17526), (5037, 16256), (5842, 14016), (6096, 13432), (6716, 12192), (7008, 11684), (8128, 10074), (8763, 9344), (8832, 9271)]