247794120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{449}}^1$

素因数の和:549

約数の個数: 256

約数和(自身を含む): 959040000

約数和(自身を除く): 711245880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 73, 84, 90, 105, 108, 120, 126, 135, 140, 146, 168, 180, 189, 210, 216, 219, 252, 270, 280, 292, 315, 360, 365, 378, 420, 438, 449, 504, 511, 540, 584, 630, 657, 730, 756, 840, 876, 898, 945, 1022, 1080, 1095, 1260, 1314, 1347, 1460, 1512, 1533, 1752, 1796, 1890, 1971, 2044, 2190, 2245, 2520, 2555, 2628, 2694, 2920, 3066, 3143, 3285, 3592, 3780, 3942, 4041, 4088, 4380, 4490, 4599, 5110, 5256, 5388, 6132, 6286, 6570, 6735, 7560, 7665, 7884, 8082, 8760, 8980, 9198, 9429, 9855, 10220, 10776, 12123, 12264, 12572, 13140, 13470, 13797, 15330, 15715, 15768, 16164, 17960, 18396, 18858, 19710, 20205, 20440, 22995, 24246, 25144, 26280, 26940, 27594, 28287, 30660, 31430, 32328, 32777, 36792, 37716, 39420, 40410, 45990, 47145, 48492, 53880, 55188, 56574, 60615, 61320, 62860, 65554, 68985, 75432, 78840, 80820, 84861, 91980, 94290, 96984, 98331, 110376, 113148, 121230, 125720, 131108, 137970, 141435, 161640, 163885, 169722, 183960, 188580, 196662, 226296, 229439, 242460, 262216, 275940, 282870, 294993, 327770, 339444, 377160, 393324, 424305, 458878, 484920, 491655, 551880, 565740, 589986, 655540, 678888, 688317, 786648, 848610, 884979, 917756, 983310, 1131480, 1147195, 1179972, 1311080, 1376634, 1474965, 1697220, 1769958, 1835512, 1966620, 2064951, 2294390, 2359944, 2753268, 2949930, 3394440, 3441585, 3539916, 3933240, 4129902, 4424895, 4588780, 5506536, 5899860, 6194853, 6883170, 7079832, 8259804, 8849790, 9177560, 10324755, 11799720, 12389706, 13766340, 16519608, 17699580, 20649510, 24779412, 27532680, 30974265, 35399160, 41299020, 49558824, 61948530, 82598040, 123897060, 247794120]

約数ペア:

[(1, 247794120), (2, 123897060), (3, 82598040), (4, 61948530), (5, 49558824), (6, 41299020), (7, 35399160), (8, 30974265), (9, 27532680), (10, 24779412), (12, 20649510), (14, 17699580), (15, 16519608), (18, 13766340), (20, 12389706), (21, 11799720), (24, 10324755), (27, 9177560), (28, 8849790), (30, 8259804), (35, 7079832), (36, 6883170), (40, 6194853), (42, 5899860), (45, 5506536), (54, 4588780), (56, 4424895), (60, 4129902), (63, 3933240), (70, 3539916), (72, 3441585), (73, 3394440), (84, 2949930), (90, 2753268), (105, 2359944), (108, 2294390), (120, 2064951), (126, 1966620), (135, 1835512), (140, 1769958), (146, 1697220), (168, 1474965), (180, 1376634), (189, 1311080), (210, 1179972), (216, 1147195), (219, 1131480), (252, 983310), (270, 917756), (280, 884979), (292, 848610), (315, 786648), (360, 688317), (365, 678888), (378, 655540), (420, 589986), (438, 565740), (449, 551880), (504, 491655), (511, 484920), (540, 458878), (584, 424305), (630, 393324), (657, 377160), (730, 339444), (756, 327770), (840, 294993), (876, 282870), (898, 275940), (945, 262216), (1022, 242460), (1080, 229439), (1095, 226296), (1260, 196662), (1314, 188580), (1347, 183960), (1460, 169722), (1512, 163885), (1533, 161640), (1752, 141435), (1796, 137970), (1890, 131108), (1971, 125720), (2044, 121230), (2190, 113148), (2245, 110376), (2520, 98331), (2555, 96984), (2628, 94290), (2694, 91980), (2920, 84861), (3066, 80820), (3143, 78840), (3285, 75432), (3592, 68985), (3780, 65554), (3942, 62860), (4041, 61320), (4088, 60615), (4380, 56574), (4490, 55188), (4599, 53880), (5110, 48492), (5256, 47145), (5388, 45990), (6132, 40410), (6286, 39420), (6570, 37716), (6735, 36792), (7560, 32777), (7665, 32328), (7884, 31430), (8082, 30660), (8760, 28287), (8980, 27594), (9198, 26940), (9429, 26280), (9855, 25144), (10220, 24246), (10776, 22995), (12123, 20440), (12264, 20205), (12572, 19710), (13140, 18858), (13470, 18396), (13797, 17960), (15330, 16164), (15715, 15768)]