291047520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:725

約数の個数: 192

約数和(自身を含む): 981517824

約数和(自身を除く): 690470304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 41, 46, 48, 60, 69, 80, 82, 92, 96, 115, 120, 123, 138, 160, 164, 184, 205, 230, 240, 246, 276, 328, 345, 368, 410, 460, 480, 492, 552, 615, 643, 656, 690, 736, 820, 920, 943, 984, 1104, 1230, 1286, 1312, 1380, 1640, 1840, 1886, 1929, 1968, 2208, 2460, 2572, 2760, 2829, 3215, 3280, 3680, 3772, 3858, 3936, 4715, 4920, 5144, 5520, 5658, 6430, 6560, 7544, 7716, 9430, 9645, 9840, 10288, 11040, 11316, 12860, 14145, 14789, 15088, 15432, 18860, 19290, 19680, 20576, 22632, 25720, 26363, 28290, 29578, 30176, 30864, 37720, 38580, 44367, 45264, 51440, 52726, 56580, 59156, 61728, 73945, 75440, 77160, 79089, 88734, 90528, 102880, 105452, 113160, 118312, 131815, 147890, 150880, 154320, 158178, 177468, 210904, 221835, 226320, 236624, 263630, 295780, 308640, 316356, 354936, 395445, 421808, 443670, 452640, 473248, 527260, 591560, 606349, 632712, 709872, 790890, 843616, 887340, 1054520, 1183120, 1212698, 1265424, 1419744, 1581780, 1774680, 1819047, 2109040, 2366240, 2425396, 2530848, 3031745, 3163560, 3549360, 3638094, 4218080, 4850792, 6063490, 6327120, 7098720, 7276188, 9095235, 9701584, 12126980, 12654240, 14552376, 18190470, 19403168, 24253960, 29104752, 36380940, 48507920, 58209504, 72761880, 97015840, 145523760, 291047520]

約数ペア:

[(1, 291047520), (2, 145523760), (3, 97015840), (4, 72761880), (5, 58209504), (6, 48507920), (8, 36380940), (10, 29104752), (12, 24253960), (15, 19403168), (16, 18190470), (20, 14552376), (23, 12654240), (24, 12126980), (30, 9701584), (32, 9095235), (40, 7276188), (41, 7098720), (46, 6327120), (48, 6063490), (60, 4850792), (69, 4218080), (80, 3638094), (82, 3549360), (92, 3163560), (96, 3031745), (115, 2530848), (120, 2425396), (123, 2366240), (138, 2109040), (160, 1819047), (164, 1774680), (184, 1581780), (205, 1419744), (230, 1265424), (240, 1212698), (246, 1183120), (276, 1054520), (328, 887340), (345, 843616), (368, 790890), (410, 709872), (460, 632712), (480, 606349), (492, 591560), (552, 527260), (615, 473248), (643, 452640), (656, 443670), (690, 421808), (736, 395445), (820, 354936), (920, 316356), (943, 308640), (984, 295780), (1104, 263630), (1230, 236624), (1286, 226320), (1312, 221835), (1380, 210904), (1640, 177468), (1840, 158178), (1886, 154320), (1929, 150880), (1968, 147890), (2208, 131815), (2460, 118312), (2572, 113160), (2760, 105452), (2829, 102880), (3215, 90528), (3280, 88734), (3680, 79089), (3772, 77160), (3858, 75440), (3936, 73945), (4715, 61728), (4920, 59156), (5144, 56580), (5520, 52726), (5658, 51440), (6430, 45264), (6560, 44367), (7544, 38580), (7716, 37720), (9430, 30864), (9645, 30176), (9840, 29578), (10288, 28290), (11040, 26363), (11316, 25720), (12860, 22632), (14145, 20576), (14789, 19680), (15088, 19290), (15432, 18860)]