721293984

素因数分解:

$2^5\times 3^5\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 288

約数和(自身を含む): 2300538240

約数和(自身を除く): 1579244256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 37, 46, 48, 54, 69, 72, 74, 81, 92, 96, 108, 109, 111, 138, 144, 148, 162, 184, 207, 216, 218, 222, 243, 276, 288, 296, 324, 327, 333, 368, 414, 432, 436, 444, 486, 552, 592, 621, 648, 654, 666, 736, 828, 851, 864, 872, 888, 972, 981, 999, 1104, 1184, 1242, 1296, 1308, 1332, 1656, 1702, 1744, 1776, 1863, 1944, 1962, 1998, 2208, 2484, 2507, 2553, 2592, 2616, 2664, 2943, 2997, 3312, 3404, 3488, 3552, 3726, 3888, 3924, 3996, 4033, 4968, 5014, 5106, 5232, 5328, 5589, 5886, 5994, 6624, 6808, 7452, 7521, 7659, 7776, 7848, 7992, 8066, 8829, 8991, 9936, 10028, 10212, 10464, 10656, 11178, 11772, 11988, 12099, 13616, 14904, 15042, 15318, 15696, 15984, 16132, 17658, 17982, 19872, 20056, 20424, 22356, 22563, 22977, 23544, 23976, 24198, 26487, 27232, 29808, 30084, 30636, 31392, 31968, 32264, 35316, 35964, 36297, 40112, 40848, 44712, 45126, 45954, 47088, 47952, 48396, 52974, 59616, 60168, 61272, 64528, 67689, 68931, 70632, 71928, 72594, 80224, 81696, 89424, 90252, 91908, 92759, 94176, 95904, 96792, 105948, 108891, 120336, 122544, 129056, 135378, 137862, 141264, 143856, 145188, 178848, 180504, 183816, 185518, 193584, 203067, 206793, 211896, 217782, 240672, 245088, 270756, 275724, 278277, 282528, 287712, 290376, 326673, 361008, 367632, 371036, 387168, 406134, 413586, 423792, 435564, 541512, 551448, 556554, 580752, 609201, 653346, 722016, 735264, 742072, 812268, 827172, 834831, 847584, 871128, 980019, 1083024, 1102896, 1113108, 1161504, 1218402, 1306692, 1484144, 1624536, 1654344, 1669662, 1742256, 1960038, 2166048, 2205792, 2226216, 2436804, 2504493, 2613384, 2968288, 3249072, 3308688, 3339324, 3484512, 3920076, 4452432, 4873608, 5008986, 5226768, 6498144, 6617376, 6678648, 7513479, 7840152, 8904864, 9747216, 10017972, 10453536, 13357296, 15026958, 15680304, 19494432, 20035944, 22540437, 26714592, 30053916, 31360608, 40071888, 45080874, 60107832, 80143776, 90161748, 120215664, 180323496, 240431328, 360646992, 721293984]

約数ペア:

[(1, 721293984), (2, 360646992), (3, 240431328), (4, 180323496), (6, 120215664), (8, 90161748), (9, 80143776), (12, 60107832), (16, 45080874), (18, 40071888), (23, 31360608), (24, 30053916), (27, 26714592), (32, 22540437), (36, 20035944), (37, 19494432), (46, 15680304), (48, 15026958), (54, 13357296), (69, 10453536), (72, 10017972), (74, 9747216), (81, 8904864), (92, 7840152), (96, 7513479), (108, 6678648), (109, 6617376), (111, 6498144), (138, 5226768), (144, 5008986), (148, 4873608), (162, 4452432), (184, 3920076), (207, 3484512), (216, 3339324), (218, 3308688), (222, 3249072), (243, 2968288), (276, 2613384), (288, 2504493), (296, 2436804), (324, 2226216), (327, 2205792), (333, 2166048), (368, 1960038), (414, 1742256), (432, 1669662), (436, 1654344), (444, 1624536), (486, 1484144), (552, 1306692), (592, 1218402), (621, 1161504), (648, 1113108), (654, 1102896), (666, 1083024), (736, 980019), (828, 871128), (851, 847584), (864, 834831), (872, 827172), (888, 812268), (972, 742072), (981, 735264), (999, 722016), (1104, 653346), (1184, 609201), (1242, 580752), (1296, 556554), (1308, 551448), (1332, 541512), (1656, 435564), (1702, 423792), (1744, 413586), (1776, 406134), (1863, 387168), (1944, 371036), (1962, 367632), (1998, 361008), (2208, 326673), (2484, 290376), (2507, 287712), (2553, 282528), (2592, 278277), (2616, 275724), (2664, 270756), (2943, 245088), (2997, 240672), (3312, 217782), (3404, 211896), (3488, 206793), (3552, 203067), (3726, 193584), (3888, 185518), (3924, 183816), (3996, 180504), (4033, 178848), (4968, 145188), (5014, 143856), (5106, 141264), (5232, 137862), (5328, 135378), (5589, 129056), (5886, 122544), (5994, 120336), (6624, 108891), (6808, 105948), (7452, 96792), (7521, 95904), (7659, 94176), (7776, 92759), (7848, 91908), (7992, 90252), (8066, 89424), (8829, 81696), (8991, 80224), (9936, 72594), (10028, 71928), (10212, 70632), (10464, 68931), (10656, 67689), (11178, 64528), (11772, 61272), (11988, 60168), (12099, 59616), (13616, 52974), (14904, 48396), (15042, 47952), (15318, 47088), (15696, 45954), (15984, 45126), (16132, 44712), (17658, 40848), (17982, 40112), (19872, 36297), (20056, 35964), (20424, 35316), (22356, 32264), (22563, 31968), (22977, 31392), (23544, 30636), (23976, 30084), (24198, 29808), (26487, 27232)]