171018840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:409

約数の個数: 128

約数和(自身を含む): 528768000

約数和(自身を除く): 357749160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 89, 120, 134, 178, 201, 239, 267, 268, 335, 356, 402, 445, 478, 534, 536, 670, 712, 717, 804, 890, 956, 1005, 1068, 1195, 1335, 1340, 1434, 1608, 1780, 1912, 2010, 2136, 2390, 2670, 2680, 2868, 3560, 3585, 4020, 4780, 5340, 5736, 5963, 7170, 8040, 9560, 10680, 11926, 14340, 16013, 17889, 21271, 23852, 28680, 29815, 32026, 35778, 42542, 47704, 48039, 59630, 63813, 64052, 71556, 80065, 85084, 89445, 96078, 106355, 119260, 127626, 128104, 143112, 160130, 170168, 178890, 192156, 212710, 238520, 240195, 255252, 319065, 320260, 357780, 384312, 425420, 480390, 510504, 638130, 640520, 715560, 850840, 960780, 1276260, 1425157, 1921560, 2552520, 2850314, 4275471, 5700628, 7125785, 8550942, 11401256, 14251570, 17101884, 21377355, 28503140, 34203768, 42754710, 57006280, 85509420, 171018840]

約数ペア:

[(1, 171018840), (2, 85509420), (3, 57006280), (4, 42754710), (5, 34203768), (6, 28503140), (8, 21377355), (10, 17101884), (12, 14251570), (15, 11401256), (20, 8550942), (24, 7125785), (30, 5700628), (40, 4275471), (60, 2850314), (67, 2552520), (89, 1921560), (120, 1425157), (134, 1276260), (178, 960780), (201, 850840), (239, 715560), (267, 640520), (268, 638130), (335, 510504), (356, 480390), (402, 425420), (445, 384312), (478, 357780), (534, 320260), (536, 319065), (670, 255252), (712, 240195), (717, 238520), (804, 212710), (890, 192156), (956, 178890), (1005, 170168), (1068, 160130), (1195, 143112), (1335, 128104), (1340, 127626), (1434, 119260), (1608, 106355), (1780, 96078), (1912, 89445), (2010, 85084), (2136, 80065), (2390, 71556), (2670, 64052), (2680, 63813), (2868, 59630), (3560, 48039), (3585, 47704), (4020, 42542), (4780, 35778), (5340, 32026), (5736, 29815), (5963, 28680), (7170, 23852), (8040, 21271), (9560, 17889), (10680, 16013), (11926, 14340)]