28739571680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1\times {\mathrm{307}}^1$

素因数の和:737

約数の個数: 192

約数和(自身を含む): 72961523712

約数和(自身を除く): 44221952032

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 127, 136, 160, 170, 254, 271, 272, 307, 340, 508, 542, 544, 614, 635, 680, 1016, 1084, 1228, 1270, 1355, 1360, 1535, 2032, 2159, 2168, 2456, 2540, 2710, 2720, 3070, 4064, 4318, 4336, 4607, 4912, 5080, 5219, 5420, 6140, 8636, 8672, 9214, 9824, 10160, 10438, 10795, 10840, 12280, 17272, 18428, 20320, 20876, 21590, 21680, 23035, 24560, 26095, 34417, 34544, 36856, 38989, 41752, 43180, 43360, 46070, 49120, 52190, 68834, 69088, 73712, 77978, 83197, 83504, 86360, 92140, 104380, 137668, 147424, 155956, 166394, 167008, 172085, 172720, 184280, 194945, 208760, 275336, 311912, 332788, 344170, 345440, 368560, 389890, 415985, 417520, 550672, 585089, 623824, 662813, 665576, 688340, 737120, 779780, 831970, 835040, 1101344, 1170178, 1247648, 1325626, 1331152, 1376680, 1414349, 1559560, 1663940, 2340356, 2651252, 2662304, 2753360, 2828698, 2925445, 3119120, 3314065, 3327880, 4680712, 5302504, 5506720, 5657396, 5850890, 6238240, 6628130, 6655760, 7071745, 9361424, 10566019, 10605008, 11314792, 11701780, 13256260, 13311520, 14143490, 18722848, 21132038, 21210016, 22629584, 23403560, 26512520, 28286980, 42264076, 45259168, 46807120, 52830095, 53025040, 56573960, 84528152, 93614240, 105660190, 106050080, 113147920, 169056304, 179622323, 211320380, 226295840, 338112608, 359244646, 422640760, 718489292, 845281520, 898111615, 1436978584, 1690563040, 1796223230, 2873957168, 3592446460, 5747914336, 7184892920, 14369785840, 28739571680]

約数ペア:

[(1, 28739571680), (2, 14369785840), (4, 7184892920), (5, 5747914336), (8, 3592446460), (10, 2873957168), (16, 1796223230), (17, 1690563040), (20, 1436978584), (32, 898111615), (34, 845281520), (40, 718489292), (68, 422640760), (80, 359244646), (85, 338112608), (127, 226295840), (136, 211320380), (160, 179622323), (170, 169056304), (254, 113147920), (271, 106050080), (272, 105660190), (307, 93614240), (340, 84528152), (508, 56573960), (542, 53025040), (544, 52830095), (614, 46807120), (635, 45259168), (680, 42264076), (1016, 28286980), (1084, 26512520), (1228, 23403560), (1270, 22629584), (1355, 21210016), (1360, 21132038), (1535, 18722848), (2032, 14143490), (2159, 13311520), (2168, 13256260), (2456, 11701780), (2540, 11314792), (2710, 10605008), (2720, 10566019), (3070, 9361424), (4064, 7071745), (4318, 6655760), (4336, 6628130), (4607, 6238240), (4912, 5850890), (5080, 5657396), (5219, 5506720), (5420, 5302504), (6140, 4680712), (8636, 3327880), (8672, 3314065), (9214, 3119120), (9824, 2925445), (10160, 2828698), (10438, 2753360), (10795, 2662304), (10840, 2651252), (12280, 2340356), (17272, 1663940), (18428, 1559560), (20320, 1414349), (20876, 1376680), (21590, 1331152), (21680, 1325626), (23035, 1247648), (24560, 1170178), (26095, 1101344), (34417, 835040), (34544, 831970), (36856, 779780), (38989, 737120), (41752, 688340), (43180, 665576), (43360, 662813), (46070, 623824), (49120, 585089), (52190, 550672), (68834, 417520), (69088, 415985), (73712, 389890), (77978, 368560), (83197, 345440), (83504, 344170), (86360, 332788), (92140, 311912), (104380, 275336), (137668, 208760), (147424, 194945), (155956, 184280), (166394, 172720), (167008, 172085)]