78868440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:311

約数の個数: 288

約数和(自身を含む): 316910880

約数和(自身を除く): 238042440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 49, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 98, 102, 105, 119, 120, 126, 136, 140, 147, 153, 168, 170, 180, 196, 204, 210, 238, 245, 252, 255, 263, 280, 294, 306, 315, 340, 357, 360, 392, 408, 420, 441, 476, 490, 504, 510, 526, 588, 595, 612, 630, 680, 714, 735, 765, 789, 833, 840, 882, 952, 980, 1020, 1052, 1071, 1176, 1190, 1224, 1260, 1315, 1428, 1470, 1530, 1578, 1666, 1764, 1785, 1841, 1960, 2040, 2104, 2142, 2205, 2367, 2380, 2499, 2520, 2630, 2856, 2940, 3060, 3156, 3332, 3528, 3570, 3682, 3945, 4165, 4284, 4410, 4471, 4734, 4760, 4998, 5260, 5355, 5523, 5880, 6120, 6312, 6664, 7140, 7364, 7497, 7890, 8330, 8568, 8820, 8942, 9205, 9468, 9996, 10520, 10710, 11046, 11835, 12495, 12887, 13413, 14280, 14728, 14994, 15780, 16569, 16660, 17640, 17884, 18410, 18936, 19992, 21420, 22092, 22355, 23670, 24990, 25774, 26826, 27615, 29988, 31297, 31560, 33138, 33320, 35768, 36820, 37485, 38661, 40239, 42840, 44184, 44710, 47340, 49980, 51548, 53652, 55230, 59976, 62594, 64435, 66276, 67065, 73640, 74970, 77322, 80478, 82845, 89420, 93891, 94680, 99960, 103096, 107304, 110460, 115983, 125188, 128870, 132552, 134130, 149940, 154644, 156485, 160956, 165690, 178840, 187782, 193305, 201195, 219079, 220920, 231966, 250376, 257740, 268260, 281673, 299880, 309288, 312970, 321912, 331380, 375564, 386610, 402390, 438158, 463932, 469455, 515480, 536520, 563346, 579915, 625940, 657237, 662760, 751128, 773220, 804780, 876316, 927864, 938910, 1095395, 1126692, 1159830, 1251880, 1314474, 1408365, 1546440, 1609560, 1752632, 1877820, 1971711, 2190790, 2253384, 2319660, 2628948, 2816730, 3286185, 3755640, 3943422, 4381580, 4639320, 5257896, 5633460, 6572370, 7886844, 8763160, 9858555, 11266920, 13144740, 15773688, 19717110, 26289480, 39434220, 78868440]

約数ペア:

[(1, 78868440), (2, 39434220), (3, 26289480), (4, 19717110), (5, 15773688), (6, 13144740), (7, 11266920), (8, 9858555), (9, 8763160), (10, 7886844), (12, 6572370), (14, 5633460), (15, 5257896), (17, 4639320), (18, 4381580), (20, 3943422), (21, 3755640), (24, 3286185), (28, 2816730), (30, 2628948), (34, 2319660), (35, 2253384), (36, 2190790), (40, 1971711), (42, 1877820), (45, 1752632), (49, 1609560), (51, 1546440), (56, 1408365), (60, 1314474), (63, 1251880), (68, 1159830), (70, 1126692), (72, 1095395), (84, 938910), (85, 927864), (90, 876316), (98, 804780), (102, 773220), (105, 751128), (119, 662760), (120, 657237), (126, 625940), (136, 579915), (140, 563346), (147, 536520), (153, 515480), (168, 469455), (170, 463932), (180, 438158), (196, 402390), (204, 386610), (210, 375564), (238, 331380), (245, 321912), (252, 312970), (255, 309288), (263, 299880), (280, 281673), (294, 268260), (306, 257740), (315, 250376), (340, 231966), (357, 220920), (360, 219079), (392, 201195), (408, 193305), (420, 187782), (441, 178840), (476, 165690), (490, 160956), (504, 156485), (510, 154644), (526, 149940), (588, 134130), (595, 132552), (612, 128870), (630, 125188), (680, 115983), (714, 110460), (735, 107304), (765, 103096), (789, 99960), (833, 94680), (840, 93891), (882, 89420), (952, 82845), (980, 80478), (1020, 77322), (1052, 74970), (1071, 73640), (1176, 67065), (1190, 66276), (1224, 64435), (1260, 62594), (1315, 59976), (1428, 55230), (1470, 53652), (1530, 51548), (1578, 49980), (1666, 47340), (1764, 44710), (1785, 44184), (1841, 42840), (1960, 40239), (2040, 38661), (2104, 37485), (2142, 36820), (2205, 35768), (2367, 33320), (2380, 33138), (2499, 31560), (2520, 31297), (2630, 29988), (2856, 27615), (2940, 26826), (3060, 25774), (3156, 24990), (3332, 23670), (3528, 22355), (3570, 22092), (3682, 21420), (3945, 19992), (4165, 18936), (4284, 18410), (4410, 17884), (4471, 17640), (4734, 16660), (4760, 16569), (4998, 15780), (5260, 14994), (5355, 14728), (5523, 14280), (5880, 13413), (6120, 12887), (6312, 12495), (6664, 11835), (7140, 11046), (7364, 10710), (7497, 10520), (7890, 9996), (8330, 9468), (8568, 9205), (8820, 8942)]