27880160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 192

約数和(自身を含む): 85929984

約数和(自身を除く): 58049824

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 70, 73, 77, 80, 88, 110, 112, 124, 140, 146, 154, 155, 160, 176, 217, 220, 224, 248, 280, 292, 308, 310, 341, 352, 365, 385, 434, 440, 496, 511, 560, 584, 616, 620, 682, 730, 770, 803, 868, 880, 992, 1022, 1085, 1120, 1168, 1232, 1240, 1364, 1460, 1540, 1606, 1705, 1736, 1760, 2044, 2170, 2263, 2336, 2387, 2464, 2480, 2555, 2728, 2920, 3080, 3212, 3410, 3472, 4015, 4088, 4340, 4526, 4774, 4960, 5110, 5456, 5621, 5840, 6160, 6424, 6820, 6944, 8030, 8176, 8680, 9052, 9548, 10220, 10912, 11242, 11315, 11680, 11935, 12320, 12848, 13640, 15841, 16060, 16352, 17360, 18104, 19096, 20440, 22484, 22630, 23870, 24893, 25696, 27280, 28105, 31682, 32120, 34720, 36208, 38192, 40880, 44968, 45260, 47740, 49786, 54560, 56210, 63364, 64240, 72416, 76384, 79205, 81760, 89936, 90520, 95480, 99572, 112420, 124465, 126728, 128480, 158410, 174251, 179872, 181040, 190960, 199144, 224840, 248930, 253456, 316820, 348502, 362080, 381920, 398288, 449680, 497860, 506912, 633640, 697004, 796576, 871255, 899360, 995720, 1267280, 1394008, 1742510, 1991440, 2534560, 2788016, 3485020, 3982880, 5576032, 6970040, 13940080, 27880160]

約数ペア:

[(1, 27880160), (2, 13940080), (4, 6970040), (5, 5576032), (7, 3982880), (8, 3485020), (10, 2788016), (11, 2534560), (14, 1991440), (16, 1742510), (20, 1394008), (22, 1267280), (28, 995720), (31, 899360), (32, 871255), (35, 796576), (40, 697004), (44, 633640), (55, 506912), (56, 497860), (62, 449680), (70, 398288), (73, 381920), (77, 362080), (80, 348502), (88, 316820), (110, 253456), (112, 248930), (124, 224840), (140, 199144), (146, 190960), (154, 181040), (155, 179872), (160, 174251), (176, 158410), (217, 128480), (220, 126728), (224, 124465), (248, 112420), (280, 99572), (292, 95480), (308, 90520), (310, 89936), (341, 81760), (352, 79205), (365, 76384), (385, 72416), (434, 64240), (440, 63364), (496, 56210), (511, 54560), (560, 49786), (584, 47740), (616, 45260), (620, 44968), (682, 40880), (730, 38192), (770, 36208), (803, 34720), (868, 32120), (880, 31682), (992, 28105), (1022, 27280), (1085, 25696), (1120, 24893), (1168, 23870), (1232, 22630), (1240, 22484), (1364, 20440), (1460, 19096), (1540, 18104), (1606, 17360), (1705, 16352), (1736, 16060), (1760, 15841), (2044, 13640), (2170, 12848), (2263, 12320), (2336, 11935), (2387, 11680), (2464, 11315), (2480, 11242), (2555, 10912), (2728, 10220), (2920, 9548), (3080, 9052), (3212, 8680), (3410, 8176), (3472, 8030), (4015, 6944), (4088, 6820), (4340, 6424), (4526, 6160), (4774, 5840), (4960, 5621), (5110, 5456)]