55555920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:250

約数の個数: 240

約数和(自身を含む): 217581312

約数和(自身を除く): 162025392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 73, 80, 84, 90, 105, 112, 120, 126, 140, 144, 146, 151, 168, 180, 210, 219, 240, 252, 280, 292, 302, 315, 336, 360, 365, 420, 438, 453, 504, 511, 560, 584, 604, 630, 657, 720, 730, 755, 840, 876, 906, 1008, 1022, 1057, 1095, 1168, 1208, 1260, 1314, 1359, 1460, 1510, 1533, 1680, 1752, 1812, 2044, 2114, 2190, 2265, 2416, 2520, 2555, 2628, 2718, 2920, 3020, 3066, 3171, 3285, 3504, 3624, 4088, 4228, 4380, 4530, 4599, 5040, 5110, 5256, 5285, 5436, 5840, 6040, 6132, 6342, 6570, 6795, 7248, 7665, 8176, 8456, 8760, 9060, 9198, 9513, 10220, 10512, 10570, 10872, 11023, 12080, 12264, 12684, 13140, 13590, 15330, 15855, 16912, 17520, 18120, 18396, 19026, 20440, 21140, 21744, 22046, 22995, 24528, 25368, 26280, 27180, 30660, 31710, 33069, 36240, 36792, 38052, 40880, 42280, 44092, 45990, 47565, 50736, 52560, 54360, 55115, 61320, 63420, 66138, 73584, 76104, 77161, 84560, 88184, 91980, 95130, 99207, 108720, 110230, 122640, 126840, 132276, 152208, 154322, 165345, 176368, 183960, 190260, 198414, 220460, 231483, 253680, 264552, 308644, 330690, 367920, 380520, 385805, 396828, 440920, 462966, 496035, 529104, 617288, 661380, 694449, 761040, 771610, 793656, 881840, 925932, 992070, 1157415, 1234576, 1322760, 1388898, 1543220, 1587312, 1851864, 1984140, 2314830, 2645520, 2777796, 3086440, 3472245, 3703728, 3968280, 4629660, 5555592, 6172880, 6944490, 7936560, 9259320, 11111184, 13888980, 18518640, 27777960, 55555920]

約数ペア:

[(1, 55555920), (2, 27777960), (3, 18518640), (4, 13888980), (5, 11111184), (6, 9259320), (7, 7936560), (8, 6944490), (9, 6172880), (10, 5555592), (12, 4629660), (14, 3968280), (15, 3703728), (16, 3472245), (18, 3086440), (20, 2777796), (21, 2645520), (24, 2314830), (28, 1984140), (30, 1851864), (35, 1587312), (36, 1543220), (40, 1388898), (42, 1322760), (45, 1234576), (48, 1157415), (56, 992070), (60, 925932), (63, 881840), (70, 793656), (72, 771610), (73, 761040), (80, 694449), (84, 661380), (90, 617288), (105, 529104), (112, 496035), (120, 462966), (126, 440920), (140, 396828), (144, 385805), (146, 380520), (151, 367920), (168, 330690), (180, 308644), (210, 264552), (219, 253680), (240, 231483), (252, 220460), (280, 198414), (292, 190260), (302, 183960), (315, 176368), (336, 165345), (360, 154322), (365, 152208), (420, 132276), (438, 126840), (453, 122640), (504, 110230), (511, 108720), (560, 99207), (584, 95130), (604, 91980), (630, 88184), (657, 84560), (720, 77161), (730, 76104), (755, 73584), (840, 66138), (876, 63420), (906, 61320), (1008, 55115), (1022, 54360), (1057, 52560), (1095, 50736), (1168, 47565), (1208, 45990), (1260, 44092), (1314, 42280), (1359, 40880), (1460, 38052), (1510, 36792), (1533, 36240), (1680, 33069), (1752, 31710), (1812, 30660), (2044, 27180), (2114, 26280), (2190, 25368), (2265, 24528), (2416, 22995), (2520, 22046), (2555, 21744), (2628, 21140), (2718, 20440), (2920, 19026), (3020, 18396), (3066, 18120), (3171, 17520), (3285, 16912), (3504, 15855), (3624, 15330), (4088, 13590), (4228, 13140), (4380, 12684), (4530, 12264), (4599, 12080), (5040, 11023), (5110, 10872), (5256, 10570), (5285, 10512), (5436, 10220), (5840, 9513), (6040, 9198), (6132, 9060), (6342, 8760), (6570, 8456), (6795, 8176), (7248, 7665)]