319000920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:378

約数の個数: 256

約数和(自身を含む): 1175731200

約数和(自身を除く): 856730280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 89, 102, 105, 119, 120, 136, 140, 168, 170, 178, 204, 210, 238, 251, 255, 267, 280, 340, 356, 357, 408, 420, 445, 476, 502, 510, 534, 595, 623, 680, 712, 714, 753, 840, 890, 952, 1004, 1020, 1068, 1190, 1246, 1255, 1335, 1428, 1506, 1513, 1757, 1780, 1785, 1869, 2008, 2040, 2136, 2380, 2492, 2510, 2670, 2856, 3012, 3026, 3115, 3514, 3560, 3570, 3738, 3765, 4267, 4539, 4760, 4984, 5020, 5271, 5340, 6024, 6052, 6230, 7028, 7140, 7476, 7530, 7565, 8534, 8785, 9078, 9345, 10040, 10542, 10591, 10680, 12104, 12460, 12801, 14056, 14280, 14952, 15060, 15130, 17068, 17570, 18156, 18690, 21084, 21182, 21335, 22339, 22695, 24920, 25602, 26355, 29869, 30120, 30260, 31773, 34136, 35140, 36312, 37380, 42168, 42364, 42670, 44678, 45390, 51204, 52710, 52955, 59738, 60520, 63546, 64005, 67017, 70280, 74760, 84728, 85340, 89356, 89607, 90780, 102408, 105420, 105910, 111695, 119476, 127092, 128010, 134034, 149345, 156373, 158865, 170680, 178712, 179214, 181560, 210840, 211820, 223390, 238952, 254184, 256020, 268068, 298690, 312746, 317730, 335085, 358428, 379763, 423640, 446780, 448035, 469119, 512040, 536136, 597380, 625492, 635460, 670170, 716856, 759526, 781865, 893560, 896070, 938238, 1139289, 1194760, 1250984, 1270920, 1340340, 1519052, 1563730, 1792140, 1876476, 1898815, 2278578, 2345595, 2658341, 2680680, 3038104, 3127460, 3584280, 3752952, 3797630, 4557156, 4691190, 5316682, 5696445, 6254920, 7595260, 7975023, 9114312, 9382380, 10633364, 11392890, 13291705, 15190520, 15950046, 18764760, 21266728, 22785780, 26583410, 31900092, 39875115, 45571560, 53166820, 63800184, 79750230, 106333640, 159500460, 319000920]

約数ペア:

[(1, 319000920), (2, 159500460), (3, 106333640), (4, 79750230), (5, 63800184), (6, 53166820), (7, 45571560), (8, 39875115), (10, 31900092), (12, 26583410), (14, 22785780), (15, 21266728), (17, 18764760), (20, 15950046), (21, 15190520), (24, 13291705), (28, 11392890), (30, 10633364), (34, 9382380), (35, 9114312), (40, 7975023), (42, 7595260), (51, 6254920), (56, 5696445), (60, 5316682), (68, 4691190), (70, 4557156), (84, 3797630), (85, 3752952), (89, 3584280), (102, 3127460), (105, 3038104), (119, 2680680), (120, 2658341), (136, 2345595), (140, 2278578), (168, 1898815), (170, 1876476), (178, 1792140), (204, 1563730), (210, 1519052), (238, 1340340), (251, 1270920), (255, 1250984), (267, 1194760), (280, 1139289), (340, 938238), (356, 896070), (357, 893560), (408, 781865), (420, 759526), (445, 716856), (476, 670170), (502, 635460), (510, 625492), (534, 597380), (595, 536136), (623, 512040), (680, 469119), (712, 448035), (714, 446780), (753, 423640), (840, 379763), (890, 358428), (952, 335085), (1004, 317730), (1020, 312746), (1068, 298690), (1190, 268068), (1246, 256020), (1255, 254184), (1335, 238952), (1428, 223390), (1506, 211820), (1513, 210840), (1757, 181560), (1780, 179214), (1785, 178712), (1869, 170680), (2008, 158865), (2040, 156373), (2136, 149345), (2380, 134034), (2492, 128010), (2510, 127092), (2670, 119476), (2856, 111695), (3012, 105910), (3026, 105420), (3115, 102408), (3514, 90780), (3560, 89607), (3570, 89356), (3738, 85340), (3765, 84728), (4267, 74760), (4539, 70280), (4760, 67017), (4984, 64005), (5020, 63546), (5271, 60520), (5340, 59738), (6024, 52955), (6052, 52710), (6230, 51204), (7028, 45390), (7140, 44678), (7476, 42670), (7530, 42364), (7565, 42168), (8534, 37380), (8785, 36312), (9078, 35140), (9345, 34136), (10040, 31773), (10542, 30260), (10591, 30120), (10680, 29869), (12104, 26355), (12460, 25602), (12801, 24920), (14056, 22695), (14280, 22339), (14952, 21335), (15060, 21182), (15130, 21084), (17068, 18690), (17570, 18156)]