189439360

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:480

約数の個数: 128

約数和(自身を含む): 502329600

約数和(自身を除く): 312890240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 110, 128, 142, 160, 176, 220, 284, 320, 352, 355, 379, 440, 568, 640, 704, 710, 758, 781, 880, 1136, 1408, 1420, 1516, 1562, 1760, 1895, 2272, 2840, 3032, 3124, 3520, 3790, 3905, 4169, 4544, 5680, 6064, 6248, 7040, 7580, 7810, 8338, 9088, 11360, 12128, 12496, 15160, 15620, 16676, 20845, 22720, 24256, 24992, 26909, 30320, 31240, 33352, 41690, 45440, 48512, 49984, 53818, 60640, 62480, 66704, 83380, 99968, 107636, 121280, 124960, 133408, 134545, 166760, 215272, 242560, 249920, 266816, 269090, 295999, 333520, 430544, 499840, 533632, 538180, 591998, 667040, 861088, 1076360, 1183996, 1334080, 1479995, 1722176, 2152720, 2367992, 2668160, 2959990, 3444352, 4305440, 4735984, 5919980, 8610880, 9471968, 11839960, 17221760, 18943936, 23679920, 37887872, 47359840, 94719680, 189439360]

約数ペア:

[(1, 189439360), (2, 94719680), (4, 47359840), (5, 37887872), (8, 23679920), (10, 18943936), (11, 17221760), (16, 11839960), (20, 9471968), (22, 8610880), (32, 5919980), (40, 4735984), (44, 4305440), (55, 3444352), (64, 2959990), (71, 2668160), (80, 2367992), (88, 2152720), (110, 1722176), (128, 1479995), (142, 1334080), (160, 1183996), (176, 1076360), (220, 861088), (284, 667040), (320, 591998), (352, 538180), (355, 533632), (379, 499840), (440, 430544), (568, 333520), (640, 295999), (704, 269090), (710, 266816), (758, 249920), (781, 242560), (880, 215272), (1136, 166760), (1408, 134545), (1420, 133408), (1516, 124960), (1562, 121280), (1760, 107636), (1895, 99968), (2272, 83380), (2840, 66704), (3032, 62480), (3124, 60640), (3520, 53818), (3790, 49984), (3905, 48512), (4169, 45440), (4544, 41690), (5680, 33352), (6064, 31240), (6248, 30320), (7040, 26909), (7580, 24992), (7810, 24256), (8338, 22720), (9088, 20845), (11360, 16676), (12128, 15620), (12496, 15160)]