72450560

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1$

素因数の和:354

約数の個数: 160

約数和(自身を含む): 214486272

約数和(自身を除く): 142035712

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 311, 320, 364, 416, 448, 455, 512, 520, 560, 622, 640, 728, 832, 896, 910, 1040, 1120, 1244, 1280, 1456, 1555, 1664, 1792, 1820, 2080, 2177, 2240, 2488, 2560, 2912, 3110, 3328, 3584, 3640, 4043, 4160, 4354, 4480, 4976, 5824, 6220, 6656, 7280, 8086, 8320, 8708, 8960, 9952, 10885, 11648, 12440, 14560, 16172, 16640, 17416, 17920, 19904, 20215, 21770, 23296, 24880, 28301, 29120, 32344, 33280, 34832, 39808, 40430, 43540, 46592, 49760, 56602, 58240, 64688, 69664, 79616, 80860, 87080, 99520, 113204, 116480, 129376, 139328, 141505, 159232, 161720, 174160, 199040, 226408, 232960, 258752, 278656, 283010, 323440, 348320, 398080, 452816, 517504, 557312, 566020, 646880, 696640, 796160, 905632, 1035008, 1114624, 1132040, 1293760, 1393280, 1811264, 2070016, 2264080, 2587520, 2786560, 3622528, 4528160, 5175040, 5573120, 7245056, 9056320, 10350080, 14490112, 18112640, 36225280, 72450560]

約数ペア:

[(1, 72450560), (2, 36225280), (4, 18112640), (5, 14490112), (7, 10350080), (8, 9056320), (10, 7245056), (13, 5573120), (14, 5175040), (16, 4528160), (20, 3622528), (26, 2786560), (28, 2587520), (32, 2264080), (35, 2070016), (40, 1811264), (52, 1393280), (56, 1293760), (64, 1132040), (65, 1114624), (70, 1035008), (80, 905632), (91, 796160), (104, 696640), (112, 646880), (128, 566020), (130, 557312), (140, 517504), (160, 452816), (182, 398080), (208, 348320), (224, 323440), (256, 283010), (260, 278656), (280, 258752), (311, 232960), (320, 226408), (364, 199040), (416, 174160), (448, 161720), (455, 159232), (512, 141505), (520, 139328), (560, 129376), (622, 116480), (640, 113204), (728, 99520), (832, 87080), (896, 80860), (910, 79616), (1040, 69664), (1120, 64688), (1244, 58240), (1280, 56602), (1456, 49760), (1555, 46592), (1664, 43540), (1792, 40430), (1820, 39808), (2080, 34832), (2177, 33280), (2240, 32344), (2488, 29120), (2560, 28301), (2912, 24880), (3110, 23296), (3328, 21770), (3584, 20215), (3640, 19904), (4043, 17920), (4160, 17416), (4354, 16640), (4480, 16172), (4976, 14560), (5824, 12440), (6220, 11648), (6656, 10885), (7280, 9952), (8086, 8960), (8320, 8708)]