745874640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7789}}^1$

素因数の和:7834

約数の個数: 240

約数和(自身を含む): 3013795200

約数和(自身を除く): 2267920560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1995, 2128, 2280, 2394, 2520, 2660, 2736, 3192, 3420, 3990, 4560, 4788, 5040, 5320, 5985, 6384, 6840, 7789, 7980, 9576, 10640, 11970, 13680, 15578, 15960, 19152, 23367, 23940, 31156, 31920, 38945, 46734, 47880, 54523, 62312, 70101, 77890, 93468, 95760, 109046, 116835, 124624, 140202, 147991, 155780, 163569, 186936, 218092, 233670, 272615, 280404, 295982, 311560, 327138, 350505, 373872, 436184, 443973, 467340, 490707, 545230, 560808, 591964, 623120, 654276, 701010, 739955, 817845, 872368, 887946, 934680, 981414, 1035937, 1090460, 1121616, 1183928, 1308552, 1331919, 1402020, 1479910, 1635690, 1775892, 1869360, 1962828, 2071874, 2180920, 2219865, 2367856, 2453535, 2617104, 2663838, 2804040, 2959820, 3107811, 3271380, 3551784, 3925656, 4143748, 4361840, 4439730, 4907070, 5179685, 5327676, 5608080, 5919640, 6215622, 6542760, 6659595, 7103568, 7851312, 8287496, 8879460, 9323433, 9814140, 10359370, 10655352, 11839280, 12431244, 13085520, 13319190, 15539055, 16574992, 17758920, 18646866, 19628280, 20718740, 21310704, 24862488, 26638380, 31078110, 35517840, 37293732, 39256560, 41437480, 46617165, 49724976, 53276760, 62156220, 74587464, 82874960, 93234330, 106553520, 124312440, 149174928, 186468660, 248624880, 372937320, 745874640]

約数ペア:

[(1, 745874640), (2, 372937320), (3, 248624880), (4, 186468660), (5, 149174928), (6, 124312440), (7, 106553520), (8, 93234330), (9, 82874960), (10, 74587464), (12, 62156220), (14, 53276760), (15, 49724976), (16, 46617165), (18, 41437480), (19, 39256560), (20, 37293732), (21, 35517840), (24, 31078110), (28, 26638380), (30, 24862488), (35, 21310704), (36, 20718740), (38, 19628280), (40, 18646866), (42, 17758920), (45, 16574992), (48, 15539055), (56, 13319190), (57, 13085520), (60, 12431244), (63, 11839280), (70, 10655352), (72, 10359370), (76, 9814140), (80, 9323433), (84, 8879460), (90, 8287496), (95, 7851312), (105, 7103568), (112, 6659595), (114, 6542760), (120, 6215622), (126, 5919640), (133, 5608080), (140, 5327676), (144, 5179685), (152, 4907070), (168, 4439730), (171, 4361840), (180, 4143748), (190, 3925656), (210, 3551784), (228, 3271380), (240, 3107811), (252, 2959820), (266, 2804040), (280, 2663838), (285, 2617104), (304, 2453535), (315, 2367856), (336, 2219865), (342, 2180920), (360, 2071874), (380, 1962828), (399, 1869360), (420, 1775892), (456, 1635690), (504, 1479910), (532, 1402020), (560, 1331919), (570, 1308552), (630, 1183928), (665, 1121616), (684, 1090460), (720, 1035937), (760, 981414), (798, 934680), (840, 887946), (855, 872368), (912, 817845), (1008, 739955), (1064, 701010), (1140, 654276), (1197, 623120), (1260, 591964), (1330, 560808), (1368, 545230), (1520, 490707), (1596, 467340), (1680, 443973), (1710, 436184), (1995, 373872), (2128, 350505), (2280, 327138), (2394, 311560), (2520, 295982), (2660, 280404), (2736, 272615), (3192, 233670), (3420, 218092), (3990, 186936), (4560, 163569), (4788, 155780), (5040, 147991), (5320, 140202), (5985, 124624), (6384, 116835), (6840, 109046), (7789, 95760), (7980, 93468), (9576, 77890), (10640, 70101), (11970, 62312), (13680, 54523), (15578, 47880), (15960, 46734), (19152, 38945), (23367, 31920), (23940, 31156)]