51280320

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1$

素因数の和:627

約数の個数: 224

約数和(自身を含む): 200729088

約数和(自身を除く): 149448768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 390, 416, 420, 448, 455, 480, 520, 546, 560, 587, 624, 672, 728, 780, 832, 840, 910, 960, 1040, 1092, 1120, 1174, 1248, 1344, 1365, 1456, 1560, 1680, 1761, 1820, 2080, 2184, 2240, 2348, 2496, 2730, 2912, 2935, 3120, 3360, 3522, 3640, 4109, 4160, 4368, 4696, 5460, 5824, 5870, 6240, 6720, 7044, 7280, 7631, 8218, 8736, 8805, 9392, 10920, 11740, 12327, 12480, 14088, 14560, 15262, 16436, 17472, 17610, 18784, 20545, 21840, 22893, 23480, 24654, 28176, 29120, 30524, 32872, 35220, 37568, 38155, 41090, 43680, 45786, 46960, 49308, 53417, 56352, 61048, 61635, 65744, 70440, 76310, 82180, 87360, 91572, 93920, 98616, 106834, 112704, 114465, 122096, 123270, 131488, 140880, 152620, 160251, 164360, 183144, 187840, 197232, 213668, 228930, 244192, 246540, 262976, 267085, 281760, 305240, 320502, 328720, 366288, 394464, 427336, 457860, 488384, 493080, 534170, 563520, 610480, 641004, 657440, 732576, 788928, 801255, 854672, 915720, 986160, 1068340, 1220960, 1282008, 1314880, 1465152, 1602510, 1709344, 1831440, 1972320, 2136680, 2441920, 2564016, 3205020, 3418688, 3662880, 3944640, 4273360, 5128032, 6410040, 7325760, 8546720, 10256064, 12820080, 17093440, 25640160, 51280320]

約数ペア:

[(1, 51280320), (2, 25640160), (3, 17093440), (4, 12820080), (5, 10256064), (6, 8546720), (7, 7325760), (8, 6410040), (10, 5128032), (12, 4273360), (13, 3944640), (14, 3662880), (15, 3418688), (16, 3205020), (20, 2564016), (21, 2441920), (24, 2136680), (26, 1972320), (28, 1831440), (30, 1709344), (32, 1602510), (35, 1465152), (39, 1314880), (40, 1282008), (42, 1220960), (48, 1068340), (52, 986160), (56, 915720), (60, 854672), (64, 801255), (65, 788928), (70, 732576), (78, 657440), (80, 641004), (84, 610480), (91, 563520), (96, 534170), (104, 493080), (105, 488384), (112, 457860), (120, 427336), (130, 394464), (140, 366288), (156, 328720), (160, 320502), (168, 305240), (182, 281760), (192, 267085), (195, 262976), (208, 246540), (210, 244192), (224, 228930), (240, 213668), (260, 197232), (273, 187840), (280, 183144), (312, 164360), (320, 160251), (336, 152620), (364, 140880), (390, 131488), (416, 123270), (420, 122096), (448, 114465), (455, 112704), (480, 106834), (520, 98616), (546, 93920), (560, 91572), (587, 87360), (624, 82180), (672, 76310), (728, 70440), (780, 65744), (832, 61635), (840, 61048), (910, 56352), (960, 53417), (1040, 49308), (1092, 46960), (1120, 45786), (1174, 43680), (1248, 41090), (1344, 38155), (1365, 37568), (1456, 35220), (1560, 32872), (1680, 30524), (1761, 29120), (1820, 28176), (2080, 24654), (2184, 23480), (2240, 22893), (2348, 21840), (2496, 20545), (2730, 18784), (2912, 17610), (2935, 17472), (3120, 16436), (3360, 15262), (3522, 14560), (3640, 14088), (4109, 12480), (4160, 12327), (4368, 11740), (4696, 10920), (5460, 9392), (5824, 8805), (5870, 8736), (6240, 8218), (6720, 7631), (7044, 7280)]