400284720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1$

素因数の和:1041

約数の個数: 320

約数和(自身を含む): 1594183680

約数和(自身を除く): 1193898960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 27, 30, 33, 34, 36, 40, 44, 45, 48, 51, 54, 55, 60, 66, 68, 72, 80, 85, 88, 90, 99, 102, 108, 110, 120, 132, 135, 136, 144, 153, 165, 170, 176, 180, 187, 198, 204, 216, 220, 240, 255, 264, 270, 272, 297, 306, 330, 340, 360, 374, 396, 408, 432, 440, 459, 495, 510, 528, 540, 561, 594, 612, 660, 680, 720, 748, 765, 792, 816, 880, 918, 935, 990, 991, 1020, 1080, 1122, 1188, 1224, 1320, 1360, 1485, 1496, 1530, 1584, 1683, 1836, 1870, 1980, 1982, 2040, 2160, 2244, 2295, 2376, 2448, 2640, 2805, 2970, 2973, 2992, 3060, 3366, 3672, 3740, 3960, 3964, 4080, 4488, 4590, 4752, 4955, 5049, 5610, 5940, 5946, 6120, 6732, 7344, 7480, 7920, 7928, 8415, 8919, 8976, 9180, 9910, 10098, 10901, 11220, 11880, 11892, 12240, 13464, 14865, 14960, 15856, 16830, 16847, 17838, 18360, 19820, 20196, 21802, 22440, 23760, 23784, 25245, 26757, 26928, 29730, 32703, 33660, 33694, 35676, 36720, 39640, 40392, 43604, 44595, 44880, 47568, 50490, 50541, 53514, 54505, 59460, 65406, 67320, 67388, 71352, 79280, 80784, 84235, 87208, 89190, 98109, 100980, 101082, 107028, 109010, 118920, 130812, 133785, 134640, 134776, 142704, 151623, 163515, 168470, 174416, 178380, 185317, 196218, 201960, 202164, 214056, 218020, 237840, 252705, 261624, 267570, 269552, 294327, 303246, 327030, 336940, 356760, 370634, 392436, 403920, 404328, 428112, 436040, 454869, 490545, 505410, 523248, 535140, 555951, 588654, 606492, 654060, 673880, 713520, 741268, 758115, 784872, 808656, 872080, 909738, 926585, 981090, 1010820, 1070280, 1111902, 1177308, 1212984, 1308120, 1347760, 1471635, 1482536, 1516230, 1569744, 1667853, 1819476, 1853170, 1962180, 2021640, 2140560, 2223804, 2274345, 2354616, 2425968, 2616240, 2779755, 2943270, 2965072, 3032460, 3335706, 3638952, 3706340, 3924360, 4043280, 4447608, 4548690, 4709232, 5003559, 5559510, 5886540, 6064920, 6671412, 7277904, 7412680, 7848720, 8339265, 8895216, 9097380, 10007118, 11119020, 11773080, 12129840, 13342824, 14825360, 16678530, 18194760, 20014236, 22238040, 23546160, 25017795, 26685648, 33357060, 36389520, 40028472, 44476080, 50035590, 66714120, 80056944, 100071180, 133428240, 200142360, 400284720]

約数ペア:

[(1, 400284720), (2, 200142360), (3, 133428240), (4, 100071180), (5, 80056944), (6, 66714120), (8, 50035590), (9, 44476080), (10, 40028472), (11, 36389520), (12, 33357060), (15, 26685648), (16, 25017795), (17, 23546160), (18, 22238040), (20, 20014236), (22, 18194760), (24, 16678530), (27, 14825360), (30, 13342824), (33, 12129840), (34, 11773080), (36, 11119020), (40, 10007118), (44, 9097380), (45, 8895216), (48, 8339265), (51, 7848720), (54, 7412680), (55, 7277904), (60, 6671412), (66, 6064920), (68, 5886540), (72, 5559510), (80, 5003559), (85, 4709232), (88, 4548690), (90, 4447608), (99, 4043280), (102, 3924360), (108, 3706340), (110, 3638952), (120, 3335706), (132, 3032460), (135, 2965072), (136, 2943270), (144, 2779755), (153, 2616240), (165, 2425968), (170, 2354616), (176, 2274345), (180, 2223804), (187, 2140560), (198, 2021640), (204, 1962180), (216, 1853170), (220, 1819476), (240, 1667853), (255, 1569744), (264, 1516230), (270, 1482536), (272, 1471635), (297, 1347760), (306, 1308120), (330, 1212984), (340, 1177308), (360, 1111902), (374, 1070280), (396, 1010820), (408, 981090), (432, 926585), (440, 909738), (459, 872080), (495, 808656), (510, 784872), (528, 758115), (540, 741268), (561, 713520), (594, 673880), (612, 654060), (660, 606492), (680, 588654), (720, 555951), (748, 535140), (765, 523248), (792, 505410), (816, 490545), (880, 454869), (918, 436040), (935, 428112), (990, 404328), (991, 403920), (1020, 392436), (1080, 370634), (1122, 356760), (1188, 336940), (1224, 327030), (1320, 303246), (1360, 294327), (1485, 269552), (1496, 267570), (1530, 261624), (1584, 252705), (1683, 237840), (1836, 218020), (1870, 214056), (1980, 202164), (1982, 201960), (2040, 196218), (2160, 185317), (2244, 178380), (2295, 174416), (2376, 168470), (2448, 163515), (2640, 151623), (2805, 142704), (2970, 134776), (2973, 134640), (2992, 133785), (3060, 130812), (3366, 118920), (3672, 109010), (3740, 107028), (3960, 101082), (3964, 100980), (4080, 98109), (4488, 89190), (4590, 87208), (4752, 84235), (4955, 80784), (5049, 79280), (5610, 71352), (5940, 67388), (5946, 67320), (6120, 65406), (6732, 59460), (7344, 54505), (7480, 53514), (7920, 50541), (7928, 50490), (8415, 47568), (8919, 44880), (8976, 44595), (9180, 43604), (9910, 40392), (10098, 39640), (10901, 36720), (11220, 35676), (11880, 33694), (11892, 33660), (12240, 32703), (13464, 29730), (14865, 26928), (14960, 26757), (15856, 25245), (16830, 23784), (16847, 23760), (17838, 22440), (18360, 21802), (19820, 20196)]