8415680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:71

約数の個数: 168

約数和(自身を含む): 26200608

約数和(自身を除く): 17784928

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 64, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 160, 170, 182, 208, 221, 224, 238, 260, 272, 280, 289, 320, 340, 364, 416, 442, 448, 455, 476, 520, 544, 560, 578, 595, 680, 728, 832, 884, 910, 952, 1040, 1088, 1105, 1120, 1156, 1190, 1360, 1445, 1456, 1547, 1768, 1820, 1904, 2023, 2080, 2210, 2240, 2312, 2380, 2720, 2890, 2912, 3094, 3536, 3640, 3757, 3808, 4046, 4160, 4420, 4624, 4760, 5440, 5780, 5824, 6188, 7072, 7280, 7514, 7616, 7735, 8092, 8840, 9248, 9520, 10115, 11560, 12376, 14144, 14560, 15028, 15470, 16184, 17680, 18496, 18785, 19040, 20230, 23120, 24752, 26299, 29120, 30056, 30940, 32368, 35360, 37570, 38080, 40460, 46240, 49504, 52598, 60112, 61880, 64736, 70720, 75140, 80920, 92480, 99008, 105196, 120224, 123760, 129472, 131495, 150280, 161840, 210392, 240448, 247520, 262990, 300560, 323680, 420784, 495040, 525980, 601120, 647360, 841568, 1051960, 1202240, 1683136, 2103920, 4207840, 8415680]

約数ペア:

[(1, 8415680), (2, 4207840), (4, 2103920), (5, 1683136), (7, 1202240), (8, 1051960), (10, 841568), (13, 647360), (14, 601120), (16, 525980), (17, 495040), (20, 420784), (26, 323680), (28, 300560), (32, 262990), (34, 247520), (35, 240448), (40, 210392), (52, 161840), (56, 150280), (64, 131495), (65, 129472), (68, 123760), (70, 120224), (80, 105196), (85, 99008), (91, 92480), (104, 80920), (112, 75140), (119, 70720), (130, 64736), (136, 61880), (140, 60112), (160, 52598), (170, 49504), (182, 46240), (208, 40460), (221, 38080), (224, 37570), (238, 35360), (260, 32368), (272, 30940), (280, 30056), (289, 29120), (320, 26299), (340, 24752), (364, 23120), (416, 20230), (442, 19040), (448, 18785), (455, 18496), (476, 17680), (520, 16184), (544, 15470), (560, 15028), (578, 14560), (595, 14144), (680, 12376), (728, 11560), (832, 10115), (884, 9520), (910, 9248), (952, 8840), (1040, 8092), (1088, 7735), (1105, 7616), (1120, 7514), (1156, 7280), (1190, 7072), (1360, 6188), (1445, 5824), (1456, 5780), (1547, 5440), (1768, 4760), (1820, 4624), (1904, 4420), (2023, 4160), (2080, 4046), (2210, 3808), (2240, 3757), (2312, 3640), (2380, 3536), (2720, 3094), (2890, 2912)]