121728880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{727}}^1$

素因数の和:783

約数の個数: 160

約数和(自身を含む): 363976704

約数和(自身を除く): 242247824

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 161, 182, 184, 208, 230, 260, 280, 299, 322, 364, 368, 455, 460, 520, 560, 598, 644, 727, 728, 805, 910, 920, 1040, 1196, 1288, 1454, 1456, 1495, 1610, 1820, 1840, 2093, 2392, 2576, 2908, 2990, 3220, 3635, 3640, 4186, 4784, 5089, 5816, 5980, 6440, 7270, 7280, 8372, 9451, 10178, 10465, 11632, 11960, 12880, 14540, 16721, 16744, 18902, 20356, 20930, 23920, 25445, 29080, 33442, 33488, 37804, 40712, 41860, 47255, 50890, 58160, 66157, 66884, 75608, 81424, 83605, 83720, 94510, 101780, 117047, 132314, 133768, 151216, 167210, 167440, 189020, 203560, 217373, 234094, 264628, 267536, 330785, 334420, 378040, 407120, 434746, 468188, 529256, 585235, 661570, 668840, 756080, 869492, 936376, 1058512, 1086865, 1170470, 1323140, 1337680, 1521611, 1738984, 1872752, 2173730, 2340940, 2646280, 3043222, 3477968, 4347460, 4681880, 5292560, 6086444, 7608055, 8694920, 9363760, 12172888, 15216110, 17389840, 24345776, 30432220, 60864440, 121728880]

約数ペア:

[(1, 121728880), (2, 60864440), (4, 30432220), (5, 24345776), (7, 17389840), (8, 15216110), (10, 12172888), (13, 9363760), (14, 8694920), (16, 7608055), (20, 6086444), (23, 5292560), (26, 4681880), (28, 4347460), (35, 3477968), (40, 3043222), (46, 2646280), (52, 2340940), (56, 2173730), (65, 1872752), (70, 1738984), (80, 1521611), (91, 1337680), (92, 1323140), (104, 1170470), (112, 1086865), (115, 1058512), (130, 936376), (140, 869492), (161, 756080), (182, 668840), (184, 661570), (208, 585235), (230, 529256), (260, 468188), (280, 434746), (299, 407120), (322, 378040), (364, 334420), (368, 330785), (455, 267536), (460, 264628), (520, 234094), (560, 217373), (598, 203560), (644, 189020), (727, 167440), (728, 167210), (805, 151216), (910, 133768), (920, 132314), (1040, 117047), (1196, 101780), (1288, 94510), (1454, 83720), (1456, 83605), (1495, 81424), (1610, 75608), (1820, 66884), (1840, 66157), (2093, 58160), (2392, 50890), (2576, 47255), (2908, 41860), (2990, 40712), (3220, 37804), (3635, 33488), (3640, 33442), (4186, 29080), (4784, 25445), (5089, 23920), (5816, 20930), (5980, 20356), (6440, 18902), (7270, 16744), (7280, 16721), (8372, 14540), (9451, 12880), (10178, 11960), (10465, 11632)]