550900440

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1$

素因数の和:221

約数の個数: 288

約数和(自身を含む): 1972086480

約数和(自身を除く): 1421186040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 157, 162, 171, 180, 190, 216, 228, 243, 270, 285, 314, 324, 342, 360, 361, 380, 405, 456, 471, 486, 513, 540, 570, 628, 648, 684, 722, 760, 785, 810, 855, 942, 972, 1026, 1080, 1083, 1140, 1215, 1256, 1368, 1413, 1444, 1539, 1570, 1620, 1710, 1805, 1884, 1944, 2052, 2166, 2280, 2355, 2430, 2565, 2826, 2888, 2983, 3078, 3140, 3240, 3249, 3420, 3610, 3768, 4104, 4239, 4332, 4617, 4710, 4860, 5130, 5415, 5652, 5966, 6156, 6280, 6498, 6840, 7065, 7220, 7695, 8478, 8664, 8949, 9234, 9420, 9720, 9747, 10260, 10830, 11304, 11932, 12312, 12717, 12996, 14130, 14440, 14915, 15390, 16245, 16956, 17898, 18468, 18840, 19494, 20520, 21195, 21660, 23085, 23864, 25434, 25992, 26847, 28260, 29241, 29830, 30780, 32490, 33912, 35796, 36936, 38151, 38988, 42390, 43320, 44745, 46170, 48735, 50868, 53694, 56520, 56677, 58482, 59660, 61560, 63585, 64980, 71592, 76302, 77976, 80541, 84780, 87723, 89490, 92340, 97470, 101736, 107388, 113354, 116964, 119320, 127170, 129960, 134235, 146205, 152604, 161082, 169560, 170031, 175446, 178980, 184680, 190755, 194940, 214776, 226708, 233928, 241623, 254340, 268470, 283385, 292410, 305208, 322164, 340062, 350892, 357960, 381510, 389880, 402705, 438615, 453416, 483246, 508680, 510093, 536940, 566770, 584820, 644328, 680124, 701784, 724869, 763020, 805410, 850155, 877230, 966492, 1020186, 1073880, 1133540, 1169640, 1208115, 1360248, 1449738, 1526040, 1530279, 1610820, 1700310, 1754460, 1932984, 2040372, 2267080, 2416230, 2550465, 2899476, 3060558, 3221640, 3400620, 3508920, 3624345, 4080744, 4590837, 4832460, 5100930, 5798952, 6121116, 6801240, 7248690, 7651395, 9181674, 9664920, 10201860, 12242232, 13772511, 14497380, 15302790, 18363348, 20403720, 22954185, 27545022, 28994760, 30605580, 36726696, 45908370, 55090044, 61211160, 68862555, 91816740, 110180088, 137725110, 183633480, 275450220, 550900440]

約数ペア:

[(1, 550900440), (2, 275450220), (3, 183633480), (4, 137725110), (5, 110180088), (6, 91816740), (8, 68862555), (9, 61211160), (10, 55090044), (12, 45908370), (15, 36726696), (18, 30605580), (19, 28994760), (20, 27545022), (24, 22954185), (27, 20403720), (30, 18363348), (36, 15302790), (38, 14497380), (40, 13772511), (45, 12242232), (54, 10201860), (57, 9664920), (60, 9181674), (72, 7651395), (76, 7248690), (81, 6801240), (90, 6121116), (95, 5798952), (108, 5100930), (114, 4832460), (120, 4590837), (135, 4080744), (152, 3624345), (157, 3508920), (162, 3400620), (171, 3221640), (180, 3060558), (190, 2899476), (216, 2550465), (228, 2416230), (243, 2267080), (270, 2040372), (285, 1932984), (314, 1754460), (324, 1700310), (342, 1610820), (360, 1530279), (361, 1526040), (380, 1449738), (405, 1360248), (456, 1208115), (471, 1169640), (486, 1133540), (513, 1073880), (540, 1020186), (570, 966492), (628, 877230), (648, 850155), (684, 805410), (722, 763020), (760, 724869), (785, 701784), (810, 680124), (855, 644328), (942, 584820), (972, 566770), (1026, 536940), (1080, 510093), (1083, 508680), (1140, 483246), (1215, 453416), (1256, 438615), (1368, 402705), (1413, 389880), (1444, 381510), (1539, 357960), (1570, 350892), (1620, 340062), (1710, 322164), (1805, 305208), (1884, 292410), (1944, 283385), (2052, 268470), (2166, 254340), (2280, 241623), (2355, 233928), (2430, 226708), (2565, 214776), (2826, 194940), (2888, 190755), (2983, 184680), (3078, 178980), (3140, 175446), (3240, 170031), (3249, 169560), (3420, 161082), (3610, 152604), (3768, 146205), (4104, 134235), (4239, 129960), (4332, 127170), (4617, 119320), (4710, 116964), (4860, 113354), (5130, 107388), (5415, 101736), (5652, 97470), (5966, 92340), (6156, 89490), (6280, 87723), (6498, 84780), (6840, 80541), (7065, 77976), (7220, 76302), (7695, 71592), (8478, 64980), (8664, 63585), (8949, 61560), (9234, 59660), (9420, 58482), (9720, 56677), (9747, 56520), (10260, 53694), (10830, 50868), (11304, 48735), (11932, 46170), (12312, 44745), (12717, 43320), (12996, 42390), (14130, 38988), (14440, 38151), (14915, 36936), (15390, 35796), (16245, 33912), (16956, 32490), (17898, 30780), (18468, 29830), (18840, 29241), (19494, 28260), (20520, 26847), (21195, 25992), (21660, 25434), (23085, 23864)]