172121760

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:282

約数の個数: 288

約数和(自身を含む): 643930560

約数和(自身を除く): 471808800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 233, 240, 243, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 466, 480, 486, 513, 540, 570, 608, 648, 684, 699, 720, 760, 810, 855, 864, 912, 932, 972, 1026, 1080, 1140, 1165, 1215, 1296, 1368, 1398, 1440, 1520, 1539, 1620, 1710, 1824, 1864, 1944, 2052, 2097, 2160, 2280, 2330, 2430, 2565, 2592, 2736, 2796, 3040, 3078, 3240, 3420, 3495, 3728, 3888, 4104, 4194, 4320, 4427, 4560, 4617, 4660, 4860, 5130, 5472, 5592, 6156, 6291, 6480, 6840, 6990, 7456, 7695, 7776, 8208, 8388, 8854, 9120, 9234, 9320, 9720, 10260, 10485, 11184, 12312, 12582, 12960, 13281, 13680, 13980, 15390, 16416, 16776, 17708, 18468, 18640, 18873, 19440, 20520, 20970, 22135, 22368, 23085, 24624, 25164, 26562, 27360, 27960, 30780, 31455, 33552, 35416, 36936, 37280, 37746, 38880, 39843, 41040, 41940, 44270, 46170, 49248, 50328, 53124, 55920, 56619, 61560, 62910, 66405, 67104, 70832, 73872, 75492, 79686, 82080, 83880, 88540, 92340, 94365, 100656, 106248, 111840, 113238, 119529, 123120, 125820, 132810, 141664, 147744, 150984, 159372, 167760, 177080, 184680, 188730, 199215, 201312, 212496, 226476, 239058, 246240, 251640, 265620, 283095, 301968, 318744, 335520, 354160, 358587, 369360, 377460, 398430, 424992, 452952, 478116, 503280, 531240, 566190, 597645, 603936, 637488, 708320, 717174, 738720, 754920, 796860, 905904, 956232, 1006560, 1062480, 1075761, 1132380, 1195290, 1274976, 1434348, 1509840, 1593720, 1792935, 1811808, 1912464, 2124960, 2151522, 2264760, 2390580, 2868696, 3019680, 3187440, 3585870, 3824928, 4303044, 4529520, 4781160, 5378805, 5737392, 6374880, 7171740, 8606088, 9059040, 9562320, 10757610, 11474784, 14343480, 17212176, 19124640, 21515220, 28686960, 34424352, 43030440, 57373920, 86060880, 172121760]

約数ペア:

[(1, 172121760), (2, 86060880), (3, 57373920), (4, 43030440), (5, 34424352), (6, 28686960), (8, 21515220), (9, 19124640), (10, 17212176), (12, 14343480), (15, 11474784), (16, 10757610), (18, 9562320), (19, 9059040), (20, 8606088), (24, 7171740), (27, 6374880), (30, 5737392), (32, 5378805), (36, 4781160), (38, 4529520), (40, 4303044), (45, 3824928), (48, 3585870), (54, 3187440), (57, 3019680), (60, 2868696), (72, 2390580), (76, 2264760), (80, 2151522), (81, 2124960), (90, 1912464), (95, 1811808), (96, 1792935), (108, 1593720), (114, 1509840), (120, 1434348), (135, 1274976), (144, 1195290), (152, 1132380), (160, 1075761), (162, 1062480), (171, 1006560), (180, 956232), (190, 905904), (216, 796860), (228, 754920), (233, 738720), (240, 717174), (243, 708320), (270, 637488), (285, 603936), (288, 597645), (304, 566190), (324, 531240), (342, 503280), (360, 478116), (380, 452952), (405, 424992), (432, 398430), (456, 377460), (466, 369360), (480, 358587), (486, 354160), (513, 335520), (540, 318744), (570, 301968), (608, 283095), (648, 265620), (684, 251640), (699, 246240), (720, 239058), (760, 226476), (810, 212496), (855, 201312), (864, 199215), (912, 188730), (932, 184680), (972, 177080), (1026, 167760), (1080, 159372), (1140, 150984), (1165, 147744), (1215, 141664), (1296, 132810), (1368, 125820), (1398, 123120), (1440, 119529), (1520, 113238), (1539, 111840), (1620, 106248), (1710, 100656), (1824, 94365), (1864, 92340), (1944, 88540), (2052, 83880), (2097, 82080), (2160, 79686), (2280, 75492), (2330, 73872), (2430, 70832), (2565, 67104), (2592, 66405), (2736, 62910), (2796, 61560), (3040, 56619), (3078, 55920), (3240, 53124), (3420, 50328), (3495, 49248), (3728, 46170), (3888, 44270), (4104, 41940), (4194, 41040), (4320, 39843), (4427, 38880), (4560, 37746), (4617, 37280), (4660, 36936), (4860, 35416), (5130, 33552), (5472, 31455), (5592, 30780), (6156, 27960), (6291, 27360), (6480, 26562), (6840, 25164), (6990, 24624), (7456, 23085), (7695, 22368), (7776, 22135), (8208, 20970), (8388, 20520), (8854, 19440), (9120, 18873), (9234, 18640), (9320, 18468), (9720, 17708), (10260, 16776), (10485, 16416), (11184, 15390), (12312, 13980), (12582, 13680), (12960, 13281)]