31730160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:152

約数の個数: 320

約数和(自身を含む): 131134464

約数和(自身を除く): 99404304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 17, 20, 21, 22, 24, 28, 30, 33, 34, 35, 40, 42, 44, 48, 51, 55, 56, 60, 66, 68, 70, 77, 80, 84, 85, 88, 101, 102, 105, 110, 112, 119, 120, 132, 136, 140, 154, 165, 168, 170, 176, 187, 202, 204, 210, 220, 231, 238, 240, 255, 264, 272, 280, 303, 308, 330, 336, 340, 357, 374, 385, 404, 408, 420, 440, 462, 476, 505, 510, 528, 560, 561, 595, 606, 616, 660, 680, 707, 714, 748, 770, 808, 816, 840, 880, 924, 935, 952, 1010, 1020, 1111, 1122, 1155, 1190, 1212, 1232, 1309, 1320, 1360, 1414, 1428, 1496, 1515, 1540, 1616, 1680, 1717, 1785, 1848, 1870, 1904, 2020, 2040, 2121, 2222, 2244, 2310, 2380, 2424, 2618, 2640, 2805, 2828, 2856, 2992, 3030, 3080, 3333, 3434, 3535, 3570, 3696, 3740, 3927, 4040, 4080, 4242, 4444, 4488, 4620, 4760, 4848, 5151, 5236, 5555, 5610, 5656, 5712, 6060, 6160, 6545, 6666, 6868, 7070, 7140, 7480, 7777, 7854, 8080, 8484, 8585, 8888, 8976, 9240, 9520, 10302, 10472, 10605, 11110, 11220, 11312, 12019, 12120, 13090, 13332, 13736, 14140, 14280, 14960, 15554, 15708, 16665, 16968, 17170, 17776, 18480, 18887, 19635, 20604, 20944, 21210, 22220, 22440, 23331, 24038, 24240, 25755, 26180, 26664, 27472, 28280, 28560, 31108, 31416, 33330, 33936, 34340, 36057, 37774, 38885, 39270, 41208, 42420, 44440, 44880, 46662, 48076, 51510, 52360, 53328, 56560, 56661, 60095, 62216, 62832, 66660, 68680, 72114, 75548, 77770, 78540, 82416, 84840, 88880, 93324, 94435, 96152, 103020, 104720, 113322, 116655, 120190, 124432, 132209, 133320, 137360, 144228, 151096, 155540, 157080, 169680, 180285, 186648, 188870, 192304, 206040, 226644, 233310, 240380, 264418, 266640, 283305, 288456, 302192, 311080, 314160, 360570, 373296, 377740, 396627, 412080, 453288, 466620, 480760, 528836, 566610, 576912, 622160, 661045, 721140, 755480, 793254, 906576, 933240, 961520, 1057672, 1133220, 1322090, 1442280, 1510960, 1586508, 1866480, 1983135, 2115344, 2266440, 2644180, 2884560, 3173016, 3966270, 4532880, 5288360, 6346032, 7932540, 10576720, 15865080, 31730160]

約数ペア:

[(1, 31730160), (2, 15865080), (3, 10576720), (4, 7932540), (5, 6346032), (6, 5288360), (7, 4532880), (8, 3966270), (10, 3173016), (11, 2884560), (12, 2644180), (14, 2266440), (15, 2115344), (16, 1983135), (17, 1866480), (20, 1586508), (21, 1510960), (22, 1442280), (24, 1322090), (28, 1133220), (30, 1057672), (33, 961520), (34, 933240), (35, 906576), (40, 793254), (42, 755480), (44, 721140), (48, 661045), (51, 622160), (55, 576912), (56, 566610), (60, 528836), (66, 480760), (68, 466620), (70, 453288), (77, 412080), (80, 396627), (84, 377740), (85, 373296), (88, 360570), (101, 314160), (102, 311080), (105, 302192), (110, 288456), (112, 283305), (119, 266640), (120, 264418), (132, 240380), (136, 233310), (140, 226644), (154, 206040), (165, 192304), (168, 188870), (170, 186648), (176, 180285), (187, 169680), (202, 157080), (204, 155540), (210, 151096), (220, 144228), (231, 137360), (238, 133320), (240, 132209), (255, 124432), (264, 120190), (272, 116655), (280, 113322), (303, 104720), (308, 103020), (330, 96152), (336, 94435), (340, 93324), (357, 88880), (374, 84840), (385, 82416), (404, 78540), (408, 77770), (420, 75548), (440, 72114), (462, 68680), (476, 66660), (505, 62832), (510, 62216), (528, 60095), (560, 56661), (561, 56560), (595, 53328), (606, 52360), (616, 51510), (660, 48076), (680, 46662), (707, 44880), (714, 44440), (748, 42420), (770, 41208), (808, 39270), (816, 38885), (840, 37774), (880, 36057), (924, 34340), (935, 33936), (952, 33330), (1010, 31416), (1020, 31108), (1111, 28560), (1122, 28280), (1155, 27472), (1190, 26664), (1212, 26180), (1232, 25755), (1309, 24240), (1320, 24038), (1360, 23331), (1414, 22440), (1428, 22220), (1496, 21210), (1515, 20944), (1540, 20604), (1616, 19635), (1680, 18887), (1717, 18480), (1785, 17776), (1848, 17170), (1870, 16968), (1904, 16665), (2020, 15708), (2040, 15554), (2121, 14960), (2222, 14280), (2244, 14140), (2310, 13736), (2380, 13332), (2424, 13090), (2618, 12120), (2640, 12019), (2805, 11312), (2828, 11220), (2856, 11110), (2992, 10605), (3030, 10472), (3080, 10302), (3333, 9520), (3434, 9240), (3535, 8976), (3570, 8888), (3696, 8585), (3740, 8484), (3927, 8080), (4040, 7854), (4080, 7777), (4242, 7480), (4444, 7140), (4488, 7070), (4620, 6868), (4760, 6666), (4848, 6545), (5151, 6160), (5236, 6060), (5555, 5712), (5610, 5656)]