71212680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{367}}^1$

素因数の和:409

約数の個数: 288

約数和(自身を含む): 294503040

約数和(自身を除く): 223290360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 49, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 98, 99, 105, 110, 120, 126, 132, 140, 147, 154, 165, 168, 180, 196, 198, 210, 220, 231, 245, 252, 264, 280, 294, 308, 315, 330, 360, 367, 385, 392, 396, 420, 440, 441, 462, 490, 495, 504, 539, 588, 616, 630, 660, 693, 734, 735, 770, 792, 840, 882, 924, 980, 990, 1078, 1101, 1155, 1176, 1260, 1320, 1386, 1468, 1470, 1540, 1617, 1764, 1835, 1848, 1960, 1980, 2156, 2202, 2205, 2310, 2520, 2569, 2695, 2772, 2936, 2940, 3080, 3234, 3303, 3465, 3528, 3670, 3960, 4037, 4312, 4404, 4410, 4620, 4851, 5138, 5390, 5505, 5544, 5880, 6468, 6606, 6930, 7340, 7707, 8074, 8085, 8808, 8820, 9240, 9702, 10276, 10780, 11010, 12111, 12845, 12936, 13212, 13860, 14680, 15414, 16148, 16170, 16515, 17640, 17983, 19404, 20185, 20552, 21560, 22020, 23121, 24222, 24255, 25690, 26424, 27720, 28259, 30828, 32296, 32340, 33030, 35966, 36333, 38535, 38808, 40370, 44040, 46242, 48444, 48510, 51380, 53949, 56518, 60555, 61656, 64680, 66060, 71932, 72666, 77070, 80740, 84777, 89915, 92484, 96888, 97020, 102760, 107898, 113036, 115605, 121110, 132120, 141295, 143864, 145332, 154140, 161480, 161847, 169554, 179830, 181665, 184968, 194040, 197813, 215796, 226072, 231210, 242220, 254331, 269745, 282590, 290664, 308280, 323694, 339108, 359660, 363330, 395626, 423885, 431592, 462420, 484440, 508662, 539490, 565180, 593439, 647388, 678216, 719320, 726660, 791252, 809235, 847770, 924840, 989065, 1017324, 1078980, 1130360, 1186878, 1271655, 1294776, 1453320, 1582504, 1618470, 1695540, 1780317, 1978130, 2034648, 2157960, 2373756, 2543310, 2967195, 3236940, 3391080, 3560634, 3956260, 4747512, 5086620, 5934390, 6473880, 7121268, 7912520, 8901585, 10173240, 11868780, 14242536, 17803170, 23737560, 35606340, 71212680]

約数ペア:

[(1, 71212680), (2, 35606340), (3, 23737560), (4, 17803170), (5, 14242536), (6, 11868780), (7, 10173240), (8, 8901585), (9, 7912520), (10, 7121268), (11, 6473880), (12, 5934390), (14, 5086620), (15, 4747512), (18, 3956260), (20, 3560634), (21, 3391080), (22, 3236940), (24, 2967195), (28, 2543310), (30, 2373756), (33, 2157960), (35, 2034648), (36, 1978130), (40, 1780317), (42, 1695540), (44, 1618470), (45, 1582504), (49, 1453320), (55, 1294776), (56, 1271655), (60, 1186878), (63, 1130360), (66, 1078980), (70, 1017324), (72, 989065), (77, 924840), (84, 847770), (88, 809235), (90, 791252), (98, 726660), (99, 719320), (105, 678216), (110, 647388), (120, 593439), (126, 565180), (132, 539490), (140, 508662), (147, 484440), (154, 462420), (165, 431592), (168, 423885), (180, 395626), (196, 363330), (198, 359660), (210, 339108), (220, 323694), (231, 308280), (245, 290664), (252, 282590), (264, 269745), (280, 254331), (294, 242220), (308, 231210), (315, 226072), (330, 215796), (360, 197813), (367, 194040), (385, 184968), (392, 181665), (396, 179830), (420, 169554), (440, 161847), (441, 161480), (462, 154140), (490, 145332), (495, 143864), (504, 141295), (539, 132120), (588, 121110), (616, 115605), (630, 113036), (660, 107898), (693, 102760), (734, 97020), (735, 96888), (770, 92484), (792, 89915), (840, 84777), (882, 80740), (924, 77070), (980, 72666), (990, 71932), (1078, 66060), (1101, 64680), (1155, 61656), (1176, 60555), (1260, 56518), (1320, 53949), (1386, 51380), (1468, 48510), (1470, 48444), (1540, 46242), (1617, 44040), (1764, 40370), (1835, 38808), (1848, 38535), (1960, 36333), (1980, 35966), (2156, 33030), (2202, 32340), (2205, 32296), (2310, 30828), (2520, 28259), (2569, 27720), (2695, 26424), (2772, 25690), (2936, 24255), (2940, 24222), (3080, 23121), (3234, 22020), (3303, 21560), (3465, 20552), (3528, 20185), (3670, 19404), (3960, 17983), (4037, 17640), (4312, 16515), (4404, 16170), (4410, 16148), (4620, 15414), (4851, 14680), (5138, 13860), (5390, 13212), (5505, 12936), (5544, 12845), (5880, 12111), (6468, 11010), (6606, 10780), (6930, 10276), (7340, 9702), (7707, 9240), (8074, 8820), (8085, 8808)]