266755440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:240

約数の個数: 320

約数和(自身を含む): 1018506240

約数和(自身を除く): 751750800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 61, 70, 76, 80, 84, 95, 105, 112, 114, 120, 122, 133, 137, 140, 152, 168, 183, 190, 210, 228, 240, 244, 266, 274, 280, 285, 304, 305, 336, 366, 380, 399, 411, 420, 427, 456, 488, 532, 548, 560, 570, 610, 665, 685, 732, 760, 798, 822, 840, 854, 912, 915, 959, 976, 1064, 1096, 1140, 1159, 1220, 1281, 1330, 1370, 1464, 1520, 1596, 1644, 1680, 1708, 1830, 1918, 1995, 2055, 2128, 2135, 2192, 2280, 2318, 2440, 2562, 2603, 2660, 2740, 2877, 2928, 3192, 3288, 3416, 3477, 3660, 3836, 3990, 4110, 4270, 4560, 4636, 4795, 4880, 5124, 5206, 5320, 5480, 5754, 5795, 6384, 6405, 6576, 6832, 6954, 7320, 7672, 7809, 7980, 8113, 8220, 8357, 8540, 9272, 9590, 10248, 10412, 10640, 10960, 11508, 11590, 12810, 13015, 13908, 14385, 14640, 15344, 15618, 15960, 16226, 16440, 16714, 17080, 17385, 18221, 18544, 19180, 20496, 20824, 23016, 23180, 24339, 25071, 25620, 26030, 27816, 28770, 31236, 31920, 32452, 32880, 33428, 34160, 34770, 36442, 38360, 39045, 40565, 41648, 41785, 46032, 46360, 48678, 50142, 51240, 52060, 54663, 55632, 57540, 58499, 62472, 64904, 66856, 69540, 72884, 76720, 78090, 81130, 83570, 91105, 92720, 97356, 100284, 102480, 104120, 109326, 115080, 116998, 121695, 124944, 125355, 129808, 133712, 139080, 145768, 156180, 158783, 162260, 167140, 175497, 182210, 194712, 200568, 208240, 218652, 230160, 233996, 243390, 250710, 273315, 278160, 291536, 292495, 312360, 317566, 324520, 334280, 350994, 364420, 389424, 401136, 437304, 467992, 476349, 486780, 501420, 546630, 584990, 624720, 635132, 649040, 668560, 701988, 728840, 793915, 874608, 877485, 935984, 952698, 973560, 1002840, 1093260, 1111481, 1169980, 1270264, 1403976, 1457680, 1587830, 1754970, 1905396, 1947120, 2005680, 2186520, 2222962, 2339960, 2381745, 2540528, 2807952, 3175660, 3334443, 3509940, 3810792, 4373040, 4445924, 4679920, 4763490, 5557405, 6351320, 6668886, 7019880, 7621584, 8891848, 9526980, 11114810, 12702640, 13337772, 14039760, 16672215, 17783696, 19053960, 22229620, 26675544, 33344430, 38107920, 44459240, 53351088, 66688860, 88918480, 133377720, 266755440]

約数ペア:

[(1, 266755440), (2, 133377720), (3, 88918480), (4, 66688860), (5, 53351088), (6, 44459240), (7, 38107920), (8, 33344430), (10, 26675544), (12, 22229620), (14, 19053960), (15, 17783696), (16, 16672215), (19, 14039760), (20, 13337772), (21, 12702640), (24, 11114810), (28, 9526980), (30, 8891848), (35, 7621584), (38, 7019880), (40, 6668886), (42, 6351320), (48, 5557405), (56, 4763490), (57, 4679920), (60, 4445924), (61, 4373040), (70, 3810792), (76, 3509940), (80, 3334443), (84, 3175660), (95, 2807952), (105, 2540528), (112, 2381745), (114, 2339960), (120, 2222962), (122, 2186520), (133, 2005680), (137, 1947120), (140, 1905396), (152, 1754970), (168, 1587830), (183, 1457680), (190, 1403976), (210, 1270264), (228, 1169980), (240, 1111481), (244, 1093260), (266, 1002840), (274, 973560), (280, 952698), (285, 935984), (304, 877485), (305, 874608), (336, 793915), (366, 728840), (380, 701988), (399, 668560), (411, 649040), (420, 635132), (427, 624720), (456, 584990), (488, 546630), (532, 501420), (548, 486780), (560, 476349), (570, 467992), (610, 437304), (665, 401136), (685, 389424), (732, 364420), (760, 350994), (798, 334280), (822, 324520), (840, 317566), (854, 312360), (912, 292495), (915, 291536), (959, 278160), (976, 273315), (1064, 250710), (1096, 243390), (1140, 233996), (1159, 230160), (1220, 218652), (1281, 208240), (1330, 200568), (1370, 194712), (1464, 182210), (1520, 175497), (1596, 167140), (1644, 162260), (1680, 158783), (1708, 156180), (1830, 145768), (1918, 139080), (1995, 133712), (2055, 129808), (2128, 125355), (2135, 124944), (2192, 121695), (2280, 116998), (2318, 115080), (2440, 109326), (2562, 104120), (2603, 102480), (2660, 100284), (2740, 97356), (2877, 92720), (2928, 91105), (3192, 83570), (3288, 81130), (3416, 78090), (3477, 76720), (3660, 72884), (3836, 69540), (3990, 66856), (4110, 64904), (4270, 62472), (4560, 58499), (4636, 57540), (4795, 55632), (4880, 54663), (5124, 52060), (5206, 51240), (5320, 50142), (5480, 48678), (5754, 46360), (5795, 46032), (6384, 41785), (6405, 41648), (6576, 40565), (6832, 39045), (6954, 38360), (7320, 36442), (7672, 34770), (7809, 34160), (7980, 33428), (8113, 32880), (8220, 32452), (8357, 31920), (8540, 31236), (9272, 28770), (9590, 27816), (10248, 26030), (10412, 25620), (10640, 25071), (10960, 24339), (11508, 23180), (11590, 23016), (12810, 20824), (13015, 20496), (13908, 19180), (14385, 18544), (14640, 18221), (15344, 17385), (15618, 17080), (15960, 16714), (16226, 16440)]