278883360

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:480

約数の個数: 288

約数和(自身を含む): 1105453440

約数和(自身を除く): 826570080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 73, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 146, 160, 168, 180, 210, 219, 224, 240, 252, 280, 288, 292, 315, 336, 360, 365, 379, 420, 438, 480, 504, 511, 560, 584, 630, 657, 672, 720, 730, 758, 840, 876, 1008, 1022, 1095, 1120, 1137, 1168, 1260, 1314, 1440, 1460, 1516, 1533, 1680, 1752, 1895, 2016, 2044, 2190, 2274, 2336, 2520, 2555, 2628, 2653, 2920, 3032, 3066, 3285, 3360, 3411, 3504, 3790, 4088, 4380, 4548, 4599, 5040, 5110, 5256, 5306, 5685, 5840, 6064, 6132, 6570, 6822, 7008, 7580, 7665, 7959, 8176, 8760, 9096, 9198, 10080, 10220, 10512, 10612, 11370, 11680, 12128, 12264, 13140, 13265, 13644, 15160, 15330, 15918, 16352, 17055, 17520, 18192, 18396, 20440, 21024, 21224, 22740, 22995, 23877, 24528, 26280, 26530, 27288, 27667, 30320, 30660, 31836, 34110, 35040, 36384, 36792, 39795, 40880, 42448, 45480, 45990, 47754, 49056, 52560, 53060, 54576, 55334, 60640, 61320, 63672, 68220, 73584, 79590, 81760, 83001, 84896, 90960, 91980, 95508, 105120, 106120, 109152, 110668, 119385, 122640, 127344, 136440, 138335, 147168, 159180, 166002, 181920, 183960, 191016, 193669, 212240, 221336, 238770, 245280, 249003, 254688, 272880, 276670, 318360, 332004, 367920, 382032, 387338, 415005, 424480, 442672, 477540, 498006, 545760, 553340, 581007, 636720, 664008, 735840, 764064, 774676, 830010, 885344, 955080, 968345, 996012, 1106680, 1162014, 1245015, 1273440, 1328016, 1549352, 1660020, 1743021, 1910160, 1936690, 1992024, 2213360, 2324028, 2490030, 2656032, 2905035, 3098704, 3320040, 3486042, 3820320, 3873380, 3984048, 4426720, 4648056, 4980060, 5810070, 6197408, 6640080, 6972084, 7746760, 7968096, 8715105, 9296112, 9960120, 11620140, 13280160, 13944168, 15493520, 17430210, 18592224, 19920240, 23240280, 27888336, 30987040, 34860420, 39840480, 46480560, 55776672, 69720840, 92961120, 139441680, 278883360]

約数ペア:

[(1, 278883360), (2, 139441680), (3, 92961120), (4, 69720840), (5, 55776672), (6, 46480560), (7, 39840480), (8, 34860420), (9, 30987040), (10, 27888336), (12, 23240280), (14, 19920240), (15, 18592224), (16, 17430210), (18, 15493520), (20, 13944168), (21, 13280160), (24, 11620140), (28, 9960120), (30, 9296112), (32, 8715105), (35, 7968096), (36, 7746760), (40, 6972084), (42, 6640080), (45, 6197408), (48, 5810070), (56, 4980060), (60, 4648056), (63, 4426720), (70, 3984048), (72, 3873380), (73, 3820320), (80, 3486042), (84, 3320040), (90, 3098704), (96, 2905035), (105, 2656032), (112, 2490030), (120, 2324028), (126, 2213360), (140, 1992024), (144, 1936690), (146, 1910160), (160, 1743021), (168, 1660020), (180, 1549352), (210, 1328016), (219, 1273440), (224, 1245015), (240, 1162014), (252, 1106680), (280, 996012), (288, 968345), (292, 955080), (315, 885344), (336, 830010), (360, 774676), (365, 764064), (379, 735840), (420, 664008), (438, 636720), (480, 581007), (504, 553340), (511, 545760), (560, 498006), (584, 477540), (630, 442672), (657, 424480), (672, 415005), (720, 387338), (730, 382032), (758, 367920), (840, 332004), (876, 318360), (1008, 276670), (1022, 272880), (1095, 254688), (1120, 249003), (1137, 245280), (1168, 238770), (1260, 221336), (1314, 212240), (1440, 193669), (1460, 191016), (1516, 183960), (1533, 181920), (1680, 166002), (1752, 159180), (1895, 147168), (2016, 138335), (2044, 136440), (2190, 127344), (2274, 122640), (2336, 119385), (2520, 110668), (2555, 109152), (2628, 106120), (2653, 105120), (2920, 95508), (3032, 91980), (3066, 90960), (3285, 84896), (3360, 83001), (3411, 81760), (3504, 79590), (3790, 73584), (4088, 68220), (4380, 63672), (4548, 61320), (4599, 60640), (5040, 55334), (5110, 54576), (5256, 53060), (5306, 52560), (5685, 49056), (5840, 47754), (6064, 45990), (6132, 45480), (6570, 42448), (6822, 40880), (7008, 39795), (7580, 36792), (7665, 36384), (7959, 35040), (8176, 34110), (8760, 31836), (9096, 30660), (9198, 30320), (10080, 27667), (10220, 27288), (10512, 26530), (10612, 26280), (11370, 24528), (11680, 23877), (12128, 22995), (12264, 22740), (13140, 21224), (13265, 21024), (13644, 20440), (15160, 18396), (15330, 18192), (15918, 17520), (16352, 17055)]