85810240

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:260

約数の個数: 112

約数和(自身を含む): 217261440

約数和(自身を除く): 131451200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 89, 92, 115, 131, 160, 178, 184, 230, 262, 320, 356, 368, 445, 460, 524, 655, 712, 736, 890, 920, 1048, 1310, 1424, 1472, 1780, 1840, 2047, 2096, 2620, 2848, 3013, 3560, 3680, 4094, 4192, 5240, 5696, 6026, 7120, 7360, 8188, 8384, 10235, 10480, 11659, 12052, 14240, 15065, 16376, 20470, 20960, 23318, 24104, 28480, 30130, 32752, 40940, 41920, 46636, 48208, 58295, 60260, 65504, 81880, 93272, 96416, 116590, 120520, 131008, 163760, 186544, 192832, 233180, 241040, 268157, 327520, 373088, 466360, 482080, 536314, 655040, 746176, 932720, 964160, 1072628, 1340785, 1865440, 2145256, 2681570, 3730880, 4290512, 5363140, 8581024, 10726280, 17162048, 21452560, 42905120, 85810240]

約数ペア:

[(1, 85810240), (2, 42905120), (4, 21452560), (5, 17162048), (8, 10726280), (10, 8581024), (16, 5363140), (20, 4290512), (23, 3730880), (32, 2681570), (40, 2145256), (46, 1865440), (64, 1340785), (80, 1072628), (89, 964160), (92, 932720), (115, 746176), (131, 655040), (160, 536314), (178, 482080), (184, 466360), (230, 373088), (262, 327520), (320, 268157), (356, 241040), (368, 233180), (445, 192832), (460, 186544), (524, 163760), (655, 131008), (712, 120520), (736, 116590), (890, 96416), (920, 93272), (1048, 81880), (1310, 65504), (1424, 60260), (1472, 58295), (1780, 48208), (1840, 46636), (2047, 41920), (2096, 40940), (2620, 32752), (2848, 30130), (3013, 28480), (3560, 24104), (3680, 23318), (4094, 20960), (4192, 20470), (5240, 16376), (5696, 15065), (6026, 14240), (7120, 12052), (7360, 11659), (8188, 10480), (8384, 10235)]