68570040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:254

約数の個数: 256

約数和(自身を含む): 264176640

約数和(自身を除く): 195606600

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, 41, 42, 44, 55, 56, 60, 66, 70, 77, 82, 84, 88, 105, 110, 120, 123, 132, 140, 154, 164, 165, 168, 181, 205, 210, 220, 231, 246, 264, 280, 287, 308, 328, 330, 362, 385, 410, 420, 440, 451, 462, 492, 543, 574, 615, 616, 660, 724, 770, 820, 840, 861, 902, 905, 924, 984, 1086, 1148, 1155, 1230, 1267, 1320, 1353, 1435, 1448, 1540, 1640, 1722, 1804, 1810, 1848, 1991, 2172, 2255, 2296, 2310, 2460, 2534, 2706, 2715, 2870, 3080, 3157, 3444, 3608, 3620, 3801, 3982, 4305, 4344, 4510, 4620, 4920, 5068, 5412, 5430, 5740, 5973, 6314, 6335, 6765, 6888, 7240, 7421, 7602, 7964, 8610, 9020, 9240, 9471, 9955, 10136, 10824, 10860, 11480, 11946, 12628, 12670, 13530, 13937, 14842, 15204, 15785, 15928, 17220, 18040, 18942, 19005, 19910, 21720, 22263, 23892, 25256, 25340, 27060, 27874, 29684, 29865, 30408, 31570, 34440, 37105, 37884, 38010, 39820, 41811, 44526, 47355, 47784, 50680, 51947, 54120, 55748, 59368, 59730, 63140, 69685, 74210, 75768, 76020, 79640, 81631, 83622, 89052, 94710, 103894, 111315, 111496, 119460, 126280, 139370, 148420, 152040, 155841, 163262, 167244, 178104, 189420, 207788, 209055, 222630, 238920, 244893, 259735, 278740, 296840, 311682, 326524, 334488, 378840, 408155, 415576, 418110, 445260, 489786, 519470, 557480, 571417, 623364, 653048, 779205, 816310, 836220, 890520, 979572, 1038940, 1142834, 1224465, 1246728, 1558410, 1632620, 1672440, 1714251, 1959144, 2077880, 2285668, 2448930, 2857085, 3116820, 3265240, 3428502, 4571336, 4897860, 5714170, 6233640, 6857004, 8571255, 9795720, 11428340, 13714008, 17142510, 22856680, 34285020, 68570040]

約数ペア:

[(1, 68570040), (2, 34285020), (3, 22856680), (4, 17142510), (5, 13714008), (6, 11428340), (7, 9795720), (8, 8571255), (10, 6857004), (11, 6233640), (12, 5714170), (14, 4897860), (15, 4571336), (20, 3428502), (21, 3265240), (22, 3116820), (24, 2857085), (28, 2448930), (30, 2285668), (33, 2077880), (35, 1959144), (40, 1714251), (41, 1672440), (42, 1632620), (44, 1558410), (55, 1246728), (56, 1224465), (60, 1142834), (66, 1038940), (70, 979572), (77, 890520), (82, 836220), (84, 816310), (88, 779205), (105, 653048), (110, 623364), (120, 571417), (123, 557480), (132, 519470), (140, 489786), (154, 445260), (164, 418110), (165, 415576), (168, 408155), (181, 378840), (205, 334488), (210, 326524), (220, 311682), (231, 296840), (246, 278740), (264, 259735), (280, 244893), (287, 238920), (308, 222630), (328, 209055), (330, 207788), (362, 189420), (385, 178104), (410, 167244), (420, 163262), (440, 155841), (451, 152040), (462, 148420), (492, 139370), (543, 126280), (574, 119460), (615, 111496), (616, 111315), (660, 103894), (724, 94710), (770, 89052), (820, 83622), (840, 81631), (861, 79640), (902, 76020), (905, 75768), (924, 74210), (984, 69685), (1086, 63140), (1148, 59730), (1155, 59368), (1230, 55748), (1267, 54120), (1320, 51947), (1353, 50680), (1435, 47784), (1448, 47355), (1540, 44526), (1640, 41811), (1722, 39820), (1804, 38010), (1810, 37884), (1848, 37105), (1991, 34440), (2172, 31570), (2255, 30408), (2296, 29865), (2310, 29684), (2460, 27874), (2534, 27060), (2706, 25340), (2715, 25256), (2870, 23892), (3080, 22263), (3157, 21720), (3444, 19910), (3608, 19005), (3620, 18942), (3801, 18040), (3982, 17220), (4305, 15928), (4344, 15785), (4510, 15204), (4620, 14842), (4920, 13937), (5068, 13530), (5412, 12670), (5430, 12628), (5740, 11946), (5973, 11480), (6314, 10860), (6335, 10824), (6765, 10136), (6888, 9955), (7240, 9471), (7421, 9240), (7602, 9020), (7964, 8610)]