68665120

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:482

約数の個数: 96

約数和(自身を含む): 173311488

約数和(自身を除く): 104646368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 47, 80, 92, 94, 115, 160, 184, 188, 230, 235, 368, 376, 397, 460, 470, 736, 752, 794, 920, 940, 1081, 1504, 1588, 1840, 1880, 1985, 2162, 3176, 3680, 3760, 3970, 4324, 5405, 6352, 7520, 7940, 8648, 9131, 10810, 12704, 15880, 17296, 18262, 18659, 21620, 31760, 34592, 36524, 37318, 43240, 45655, 63520, 73048, 74636, 86480, 91310, 93295, 146096, 149272, 172960, 182620, 186590, 292192, 298544, 365240, 373180, 429157, 597088, 730480, 746360, 858314, 1460960, 1492720, 1716628, 2145785, 2985440, 3433256, 4291570, 6866512, 8583140, 13733024, 17166280, 34332560, 68665120]

約数ペア:

[(1, 68665120), (2, 34332560), (4, 17166280), (5, 13733024), (8, 8583140), (10, 6866512), (16, 4291570), (20, 3433256), (23, 2985440), (32, 2145785), (40, 1716628), (46, 1492720), (47, 1460960), (80, 858314), (92, 746360), (94, 730480), (115, 597088), (160, 429157), (184, 373180), (188, 365240), (230, 298544), (235, 292192), (368, 186590), (376, 182620), (397, 172960), (460, 149272), (470, 146096), (736, 93295), (752, 91310), (794, 86480), (920, 74636), (940, 73048), (1081, 63520), (1504, 45655), (1588, 43240), (1840, 37318), (1880, 36524), (1985, 34592), (2162, 31760), (3176, 21620), (3680, 18659), (3760, 18262), (3970, 17296), (4324, 15880), (5405, 12704), (6352, 10810), (7520, 9131), (7940, 8648)]