68181960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 256

約数和(自身を含む): 262103040

約数和(自身を除く): 193921080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 47, 55, 56, 60, 66, 70, 77, 84, 88, 94, 105, 110, 120, 132, 140, 141, 154, 157, 165, 168, 188, 210, 220, 231, 235, 264, 280, 282, 308, 314, 329, 330, 376, 385, 420, 440, 462, 470, 471, 517, 564, 616, 628, 658, 660, 705, 770, 785, 840, 924, 940, 942, 987, 1034, 1099, 1128, 1155, 1256, 1316, 1320, 1410, 1540, 1551, 1570, 1645, 1727, 1848, 1880, 1884, 1974, 2068, 2198, 2310, 2355, 2585, 2632, 2820, 3080, 3102, 3140, 3290, 3297, 3454, 3619, 3768, 3948, 4136, 4396, 4620, 4710, 4935, 5170, 5181, 5495, 5640, 6204, 6280, 6580, 6594, 6908, 7238, 7379, 7755, 7896, 8635, 8792, 9240, 9420, 9870, 10340, 10362, 10857, 10990, 12089, 12408, 13160, 13188, 13816, 14476, 14758, 15510, 16485, 17270, 18095, 18840, 19740, 20680, 20724, 21714, 21980, 22137, 24178, 25905, 26376, 28952, 29516, 31020, 32970, 34540, 36190, 36267, 36895, 39480, 41448, 43428, 43960, 44274, 48356, 51653, 51810, 54285, 59032, 60445, 62040, 65940, 69080, 72380, 72534, 73790, 81169, 86856, 88548, 96712, 103306, 103620, 108570, 110685, 120890, 131880, 144760, 145068, 147580, 154959, 162338, 177096, 181335, 206612, 207240, 217140, 221370, 241780, 243507, 258265, 290136, 295160, 309918, 324676, 362670, 405845, 413224, 434280, 442740, 483560, 487014, 516530, 568183, 619836, 649352, 725340, 774795, 811690, 885480, 974028, 1033060, 1136366, 1217535, 1239672, 1450680, 1549590, 1623380, 1704549, 1948056, 2066120, 2272732, 2435070, 2840915, 3099180, 3246760, 3409098, 4545464, 4870140, 5681830, 6198360, 6818196, 8522745, 9740280, 11363660, 13636392, 17045490, 22727320, 34090980, 68181960]

約数ペア:

[(1, 68181960), (2, 34090980), (3, 22727320), (4, 17045490), (5, 13636392), (6, 11363660), (7, 9740280), (8, 8522745), (10, 6818196), (11, 6198360), (12, 5681830), (14, 4870140), (15, 4545464), (20, 3409098), (21, 3246760), (22, 3099180), (24, 2840915), (28, 2435070), (30, 2272732), (33, 2066120), (35, 1948056), (40, 1704549), (42, 1623380), (44, 1549590), (47, 1450680), (55, 1239672), (56, 1217535), (60, 1136366), (66, 1033060), (70, 974028), (77, 885480), (84, 811690), (88, 774795), (94, 725340), (105, 649352), (110, 619836), (120, 568183), (132, 516530), (140, 487014), (141, 483560), (154, 442740), (157, 434280), (165, 413224), (168, 405845), (188, 362670), (210, 324676), (220, 309918), (231, 295160), (235, 290136), (264, 258265), (280, 243507), (282, 241780), (308, 221370), (314, 217140), (329, 207240), (330, 206612), (376, 181335), (385, 177096), (420, 162338), (440, 154959), (462, 147580), (470, 145068), (471, 144760), (517, 131880), (564, 120890), (616, 110685), (628, 108570), (658, 103620), (660, 103306), (705, 96712), (770, 88548), (785, 86856), (840, 81169), (924, 73790), (940, 72534), (942, 72380), (987, 69080), (1034, 65940), (1099, 62040), (1128, 60445), (1155, 59032), (1256, 54285), (1316, 51810), (1320, 51653), (1410, 48356), (1540, 44274), (1551, 43960), (1570, 43428), (1645, 41448), (1727, 39480), (1848, 36895), (1880, 36267), (1884, 36190), (1974, 34540), (2068, 32970), (2198, 31020), (2310, 29516), (2355, 28952), (2585, 26376), (2632, 25905), (2820, 24178), (3080, 22137), (3102, 21980), (3140, 21714), (3290, 20724), (3297, 20680), (3454, 19740), (3619, 18840), (3768, 18095), (3948, 17270), (4136, 16485), (4396, 15510), (4620, 14758), (4710, 14476), (4935, 13816), (5170, 13188), (5181, 13160), (5495, 12408), (5640, 12089), (6204, 10990), (6280, 10857), (6580, 10362), (6594, 10340), (6908, 9870), (7238, 9420), (7379, 9240), (7755, 8792), (7896, 8635)]