1265931520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8311}}^1$

素因数の和:8356

約数の個数: 144

約数和(自身を含む): 3669781248

約数和(自身を除く): 2403849728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1280, 1360, 1792, 1904, 2176, 2240, 2380, 2720, 3808, 4352, 4480, 4760, 5440, 7616, 8311, 8960, 9520, 10880, 15232, 16622, 19040, 21760, 30464, 33244, 38080, 41555, 58177, 66488, 76160, 83110, 116354, 132976, 141287, 152320, 166220, 232708, 265952, 282574, 290885, 332440, 465416, 531904, 565148, 581770, 664880, 706435, 930832, 989009, 1063808, 1130296, 1163540, 1329760, 1412870, 1861664, 1978018, 2127616, 2260592, 2327080, 2659520, 2825740, 3723328, 3956036, 4521184, 4654160, 4945045, 5319040, 5651480, 7446656, 7912072, 9042368, 9308320, 9890090, 10638080, 11302960, 14893312, 15824144, 18084736, 18616640, 19780180, 22605920, 31648288, 36169472, 37233280, 39560360, 45211840, 63296576, 74466560, 79120720, 90423680, 126593152, 158241440, 180847360, 253186304, 316482880, 632965760, 1265931520]

約数ペア:

[(1, 1265931520), (2, 632965760), (4, 316482880), (5, 253186304), (7, 180847360), (8, 158241440), (10, 126593152), (14, 90423680), (16, 79120720), (17, 74466560), (20, 63296576), (28, 45211840), (32, 39560360), (34, 37233280), (35, 36169472), (40, 31648288), (56, 22605920), (64, 19780180), (68, 18616640), (70, 18084736), (80, 15824144), (85, 14893312), (112, 11302960), (119, 10638080), (128, 9890090), (136, 9308320), (140, 9042368), (160, 7912072), (170, 7446656), (224, 5651480), (238, 5319040), (256, 4945045), (272, 4654160), (280, 4521184), (320, 3956036), (340, 3723328), (448, 2825740), (476, 2659520), (544, 2327080), (560, 2260592), (595, 2127616), (640, 1978018), (680, 1861664), (896, 1412870), (952, 1329760), (1088, 1163540), (1120, 1130296), (1190, 1063808), (1280, 989009), (1360, 930832), (1792, 706435), (1904, 664880), (2176, 581770), (2240, 565148), (2380, 531904), (2720, 465416), (3808, 332440), (4352, 290885), (4480, 282574), (4760, 265952), (5440, 232708), (7616, 166220), (8311, 152320), (8960, 141287), (9520, 132976), (10880, 116354), (15232, 83110), (16622, 76160), (19040, 66488), (21760, 58177), (30464, 41555), (33244, 38080)]