278694960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{797}}^1$

素因数の和:891

約数の個数: 160

約数和(自身を含む): 911941632

約数和(自身を除く): 633246672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 47, 48, 60, 62, 80, 93, 94, 120, 124, 141, 155, 186, 188, 235, 240, 248, 282, 310, 372, 376, 465, 470, 496, 564, 620, 705, 744, 752, 797, 930, 940, 1128, 1240, 1410, 1457, 1488, 1594, 1860, 1880, 2256, 2391, 2480, 2820, 2914, 3188, 3720, 3760, 3985, 4371, 4782, 5640, 5828, 6376, 7285, 7440, 7970, 8742, 9564, 11280, 11656, 11955, 12752, 14570, 15940, 17484, 19128, 21855, 23312, 23910, 24707, 29140, 31880, 34968, 37459, 38256, 43710, 47820, 49414, 58280, 63760, 69936, 74121, 74918, 87420, 95640, 98828, 112377, 116560, 123535, 148242, 149836, 174840, 187295, 191280, 197656, 224754, 247070, 296484, 299672, 349680, 370605, 374590, 395312, 449508, 494140, 561885, 592968, 599344, 741210, 749180, 899016, 988280, 1123770, 1161229, 1185936, 1482420, 1498360, 1798032, 1976560, 2247540, 2322458, 2964840, 2996720, 3483687, 4495080, 4644916, 5806145, 5929680, 6967374, 8990160, 9289832, 11612290, 13934748, 17418435, 18579664, 23224580, 27869496, 34836870, 46449160, 55738992, 69673740, 92898320, 139347480, 278694960]

約数ペア:

[(1, 278694960), (2, 139347480), (3, 92898320), (4, 69673740), (5, 55738992), (6, 46449160), (8, 34836870), (10, 27869496), (12, 23224580), (15, 18579664), (16, 17418435), (20, 13934748), (24, 11612290), (30, 9289832), (31, 8990160), (40, 6967374), (47, 5929680), (48, 5806145), (60, 4644916), (62, 4495080), (80, 3483687), (93, 2996720), (94, 2964840), (120, 2322458), (124, 2247540), (141, 1976560), (155, 1798032), (186, 1498360), (188, 1482420), (235, 1185936), (240, 1161229), (248, 1123770), (282, 988280), (310, 899016), (372, 749180), (376, 741210), (465, 599344), (470, 592968), (496, 561885), (564, 494140), (620, 449508), (705, 395312), (744, 374590), (752, 370605), (797, 349680), (930, 299672), (940, 296484), (1128, 247070), (1240, 224754), (1410, 197656), (1457, 191280), (1488, 187295), (1594, 174840), (1860, 149836), (1880, 148242), (2256, 123535), (2391, 116560), (2480, 112377), (2820, 98828), (2914, 95640), (3188, 87420), (3720, 74918), (3760, 74121), (3985, 69936), (4371, 63760), (4782, 58280), (5640, 49414), (5828, 47820), (6376, 43710), (7285, 38256), (7440, 37459), (7970, 34968), (8742, 31880), (9564, 29140), (11280, 24707), (11656, 23910), (11955, 23312), (12752, 21855), (14570, 19128), (15940, 17484)]