221438880

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3943}}^1$

素因数の和:3980

約数の個数: 192

約数和(自身を含む): 834865920

約数和(自身を除く): 613427040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 3120, 3510, 3744, 3943, 4320, 4680, 5616, 6240, 7020, 7886, 9360, 11232, 11829, 14040, 15772, 18720, 19715, 23658, 28080, 31544, 35487, 39430, 47316, 51259, 56160, 59145, 63088, 70974, 78860, 94632, 102518, 106461, 118290, 126176, 141948, 153777, 157720, 177435, 189264, 205036, 212922, 236580, 256295, 283896, 307554, 315440, 354870, 378528, 410072, 425844, 461331, 473160, 512590, 532305, 567792, 615108, 630880, 709740, 768885, 820144, 851688, 922662, 946320, 1025180, 1064610, 1135584, 1230216, 1383993, 1419480, 1537770, 1640288, 1703376, 1845324, 1892640, 2050360, 2129220, 2306655, 2460432, 2767986, 2838960, 3075540, 3406752, 3690648, 4100720, 4258440, 4613310, 4920864, 5535972, 5677920, 6151080, 6919965, 7381296, 8201440, 8516880, 9226620, 11071944, 12302160, 13839930, 14762592, 17033760, 18453240, 22143888, 24604320, 27679860, 36906480, 44287776, 55359720, 73812960, 110719440, 221438880]

約数ペア:

[(1, 221438880), (2, 110719440), (3, 73812960), (4, 55359720), (5, 44287776), (6, 36906480), (8, 27679860), (9, 24604320), (10, 22143888), (12, 18453240), (13, 17033760), (15, 14762592), (16, 13839930), (18, 12302160), (20, 11071944), (24, 9226620), (26, 8516880), (27, 8201440), (30, 7381296), (32, 6919965), (36, 6151080), (39, 5677920), (40, 5535972), (45, 4920864), (48, 4613310), (52, 4258440), (54, 4100720), (60, 3690648), (65, 3406752), (72, 3075540), (78, 2838960), (80, 2767986), (90, 2460432), (96, 2306655), (104, 2129220), (108, 2050360), (117, 1892640), (120, 1845324), (130, 1703376), (135, 1640288), (144, 1537770), (156, 1419480), (160, 1383993), (180, 1230216), (195, 1135584), (208, 1064610), (216, 1025180), (234, 946320), (240, 922662), (260, 851688), (270, 820144), (288, 768885), (312, 709740), (351, 630880), (360, 615108), (390, 567792), (416, 532305), (432, 512590), (468, 473160), (480, 461331), (520, 425844), (540, 410072), (585, 378528), (624, 354870), (702, 315440), (720, 307554), (780, 283896), (864, 256295), (936, 236580), (1040, 212922), (1080, 205036), (1170, 189264), (1248, 177435), (1404, 157720), (1440, 153777), (1560, 141948), (1755, 126176), (1872, 118290), (2080, 106461), (2160, 102518), (2340, 94632), (2808, 78860), (3120, 70974), (3510, 63088), (3744, 59145), (3943, 56160), (4320, 51259), (4680, 47316), (5616, 39430), (6240, 35487), (7020, 31544), (7886, 28080), (9360, 23658), (11232, 19715), (11829, 18720), (14040, 15772)]