400252680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:404

約数の個数: 192

約数和(自身を含む): 1351584000

約数和(自身を除く): 951331320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 111, 120, 148, 151, 180, 185, 199, 222, 296, 302, 333, 360, 370, 398, 444, 453, 555, 597, 604, 666, 740, 755, 796, 888, 906, 995, 1110, 1194, 1208, 1332, 1359, 1480, 1510, 1592, 1665, 1791, 1812, 1990, 2220, 2265, 2388, 2664, 2718, 2985, 3020, 3330, 3582, 3624, 3980, 4440, 4530, 4776, 5436, 5587, 5970, 6040, 6660, 6795, 7164, 7363, 7960, 8955, 9060, 10872, 11174, 11940, 13320, 13590, 14328, 14726, 16761, 17910, 18120, 22089, 22348, 23880, 27180, 27935, 29452, 30049, 33522, 35820, 36815, 44178, 44696, 50283, 54360, 55870, 58904, 60098, 66267, 67044, 71640, 73630, 83805, 88356, 90147, 100566, 110445, 111740, 120196, 132534, 134088, 147260, 150245, 167610, 176712, 180294, 201132, 220890, 223480, 240392, 251415, 265068, 270441, 294520, 300490, 331335, 335220, 360588, 402264, 441780, 450735, 502830, 530136, 540882, 600980, 662670, 670440, 721176, 883560, 901470, 1005660, 1081764, 1111813, 1201960, 1325340, 1352205, 1802940, 2011320, 2163528, 2223626, 2650680, 2704410, 3335439, 3605880, 4447252, 5408820, 5559065, 6670878, 8894504, 10006317, 10817640, 11118130, 13341756, 16677195, 20012634, 22236260, 26683512, 33354390, 40025268, 44472520, 50031585, 66708780, 80050536, 100063170, 133417560, 200126340, 400252680]

約数ペア:

[(1, 400252680), (2, 200126340), (3, 133417560), (4, 100063170), (5, 80050536), (6, 66708780), (8, 50031585), (9, 44472520), (10, 40025268), (12, 33354390), (15, 26683512), (18, 22236260), (20, 20012634), (24, 16677195), (30, 13341756), (36, 11118130), (37, 10817640), (40, 10006317), (45, 8894504), (60, 6670878), (72, 5559065), (74, 5408820), (90, 4447252), (111, 3605880), (120, 3335439), (148, 2704410), (151, 2650680), (180, 2223626), (185, 2163528), (199, 2011320), (222, 1802940), (296, 1352205), (302, 1325340), (333, 1201960), (360, 1111813), (370, 1081764), (398, 1005660), (444, 901470), (453, 883560), (555, 721176), (597, 670440), (604, 662670), (666, 600980), (740, 540882), (755, 530136), (796, 502830), (888, 450735), (906, 441780), (995, 402264), (1110, 360588), (1194, 335220), (1208, 331335), (1332, 300490), (1359, 294520), (1480, 270441), (1510, 265068), (1592, 251415), (1665, 240392), (1791, 223480), (1812, 220890), (1990, 201132), (2220, 180294), (2265, 176712), (2388, 167610), (2664, 150245), (2718, 147260), (2985, 134088), (3020, 132534), (3330, 120196), (3582, 111740), (3624, 110445), (3980, 100566), (4440, 90147), (4530, 88356), (4776, 83805), (5436, 73630), (5587, 71640), (5970, 67044), (6040, 66267), (6660, 60098), (6795, 58904), (7164, 55870), (7363, 54360), (7960, 50283), (8955, 44696), (9060, 44178), (10872, 36815), (11174, 35820), (11940, 33522), (13320, 30049), (13590, 29452), (14328, 27935), (14726, 27180), (16761, 23880), (17910, 22348), (18120, 22089)]