76978720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:363

約数の個数: 192

約数和(自身を含む): 237758976

約数和(自身を除く): 160780256

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 160, 170, 182, 208, 221, 224, 238, 260, 272, 280, 311, 340, 364, 416, 442, 455, 476, 520, 544, 560, 595, 622, 680, 728, 884, 910, 952, 1040, 1105, 1120, 1190, 1244, 1360, 1456, 1547, 1555, 1768, 1820, 1904, 2080, 2177, 2210, 2380, 2488, 2720, 2912, 3094, 3110, 3536, 3640, 3808, 4043, 4354, 4420, 4760, 4976, 5287, 6188, 6220, 7072, 7280, 7735, 8086, 8708, 8840, 9520, 9952, 10574, 10885, 12376, 12440, 14560, 15470, 16172, 17416, 17680, 19040, 20215, 21148, 21770, 24752, 24880, 26435, 28301, 30940, 32344, 34832, 35360, 37009, 40430, 42296, 43540, 49504, 49760, 52870, 56602, 61880, 64688, 68731, 69664, 74018, 80860, 84592, 87080, 105740, 113204, 123760, 129376, 137462, 141505, 148036, 161720, 169184, 174160, 185045, 211480, 226408, 247520, 274924, 283010, 296072, 323440, 343655, 348320, 370090, 422960, 452816, 481117, 549848, 566020, 592144, 646880, 687310, 740180, 845920, 905632, 962234, 1099696, 1132040, 1184288, 1374620, 1480360, 1924468, 2199392, 2264080, 2405585, 2749240, 2960720, 3848936, 4528160, 4811170, 5498480, 5921440, 7697872, 9622340, 10996960, 15395744, 19244680, 38489360, 76978720]

約数ペア:

[(1, 76978720), (2, 38489360), (4, 19244680), (5, 15395744), (7, 10996960), (8, 9622340), (10, 7697872), (13, 5921440), (14, 5498480), (16, 4811170), (17, 4528160), (20, 3848936), (26, 2960720), (28, 2749240), (32, 2405585), (34, 2264080), (35, 2199392), (40, 1924468), (52, 1480360), (56, 1374620), (65, 1184288), (68, 1132040), (70, 1099696), (80, 962234), (85, 905632), (91, 845920), (104, 740180), (112, 687310), (119, 646880), (130, 592144), (136, 566020), (140, 549848), (160, 481117), (170, 452816), (182, 422960), (208, 370090), (221, 348320), (224, 343655), (238, 323440), (260, 296072), (272, 283010), (280, 274924), (311, 247520), (340, 226408), (364, 211480), (416, 185045), (442, 174160), (455, 169184), (476, 161720), (520, 148036), (544, 141505), (560, 137462), (595, 129376), (622, 123760), (680, 113204), (728, 105740), (884, 87080), (910, 84592), (952, 80860), (1040, 74018), (1105, 69664), (1120, 68731), (1190, 64688), (1244, 61880), (1360, 56602), (1456, 52870), (1547, 49760), (1555, 49504), (1768, 43540), (1820, 42296), (1904, 40430), (2080, 37009), (2177, 35360), (2210, 34832), (2380, 32344), (2488, 30940), (2720, 28301), (2912, 26435), (3094, 24880), (3110, 24752), (3536, 21770), (3640, 21148), (3808, 20215), (4043, 19040), (4354, 17680), (4420, 17416), (4760, 16172), (4976, 15470), (5287, 14560), (6188, 12440), (6220, 12376), (7072, 10885), (7280, 10574), (7735, 9952), (8086, 9520), (8708, 8840)]