215987040

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1$

素因数の和:231

約数の個数: 288

約数和(自身を含む): 807680160

約数和(自身を除く): 591693120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 173, 180, 204, 216, 240, 255, 270, 272, 288, 289, 306, 340, 346, 360, 408, 432, 459, 480, 510, 519, 540, 544, 578, 612, 680, 692, 720, 765, 816, 864, 865, 867, 918, 1020, 1038, 1080, 1156, 1224, 1360, 1384, 1440, 1445, 1530, 1557, 1632, 1730, 1734, 1836, 2040, 2076, 2160, 2295, 2312, 2448, 2595, 2601, 2720, 2768, 2890, 2941, 3060, 3114, 3460, 3468, 3672, 4080, 4152, 4320, 4335, 4590, 4624, 4671, 4896, 5190, 5202, 5536, 5780, 5882, 6120, 6228, 6920, 6936, 7344, 7785, 7803, 8160, 8304, 8670, 8823, 9180, 9248, 9342, 10380, 10404, 11560, 11764, 12240, 12456, 13005, 13840, 13872, 14688, 14705, 15570, 15606, 16608, 17340, 17646, 18360, 18684, 20760, 20808, 23120, 23355, 23528, 24480, 24912, 26010, 26469, 27680, 27744, 29410, 31140, 31212, 34680, 35292, 36720, 37368, 39015, 41520, 41616, 44115, 46240, 46710, 47056, 49824, 49997, 52020, 52938, 58820, 62280, 62424, 69360, 70584, 73440, 74736, 78030, 79407, 83040, 83232, 88230, 93420, 94112, 99994, 104040, 105876, 117640, 124560, 124848, 132345, 138720, 141168, 149472, 149991, 156060, 158814, 176460, 186840, 199988, 208080, 211752, 235280, 249120, 249696, 249985, 264690, 282336, 299982, 312120, 317628, 352920, 373680, 397035, 399976, 416160, 423504, 449973, 470560, 499970, 529380, 599964, 624240, 635256, 705840, 747360, 749955, 794070, 799952, 847008, 899946, 999940, 1058760, 1199928, 1248480, 1270512, 1349919, 1411680, 1499910, 1588140, 1599904, 1799892, 1999880, 2117520, 2249865, 2399856, 2541024, 2699838, 2999820, 3176280, 3599784, 3999760, 4235040, 4499730, 4799712, 5399676, 5999640, 6352560, 6749595, 7199568, 7999520, 8999460, 10799352, 11999280, 12705120, 13499190, 14399136, 17998920, 21598704, 23998560, 26998380, 35997840, 43197408, 53996760, 71995680, 107993520, 215987040]

約数ペア:

[(1, 215987040), (2, 107993520), (3, 71995680), (4, 53996760), (5, 43197408), (6, 35997840), (8, 26998380), (9, 23998560), (10, 21598704), (12, 17998920), (15, 14399136), (16, 13499190), (17, 12705120), (18, 11999280), (20, 10799352), (24, 8999460), (27, 7999520), (30, 7199568), (32, 6749595), (34, 6352560), (36, 5999640), (40, 5399676), (45, 4799712), (48, 4499730), (51, 4235040), (54, 3999760), (60, 3599784), (68, 3176280), (72, 2999820), (80, 2699838), (85, 2541024), (90, 2399856), (96, 2249865), (102, 2117520), (108, 1999880), (120, 1799892), (135, 1599904), (136, 1588140), (144, 1499910), (153, 1411680), (160, 1349919), (170, 1270512), (173, 1248480), (180, 1199928), (204, 1058760), (216, 999940), (240, 899946), (255, 847008), (270, 799952), (272, 794070), (288, 749955), (289, 747360), (306, 705840), (340, 635256), (346, 624240), (360, 599964), (408, 529380), (432, 499970), (459, 470560), (480, 449973), (510, 423504), (519, 416160), (540, 399976), (544, 397035), (578, 373680), (612, 352920), (680, 317628), (692, 312120), (720, 299982), (765, 282336), (816, 264690), (864, 249985), (865, 249696), (867, 249120), (918, 235280), (1020, 211752), (1038, 208080), (1080, 199988), (1156, 186840), (1224, 176460), (1360, 158814), (1384, 156060), (1440, 149991), (1445, 149472), (1530, 141168), (1557, 138720), (1632, 132345), (1730, 124848), (1734, 124560), (1836, 117640), (2040, 105876), (2076, 104040), (2160, 99994), (2295, 94112), (2312, 93420), (2448, 88230), (2595, 83232), (2601, 83040), (2720, 79407), (2768, 78030), (2890, 74736), (2941, 73440), (3060, 70584), (3114, 69360), (3460, 62424), (3468, 62280), (3672, 58820), (4080, 52938), (4152, 52020), (4320, 49997), (4335, 49824), (4590, 47056), (4624, 46710), (4671, 46240), (4896, 44115), (5190, 41616), (5202, 41520), (5536, 39015), (5780, 37368), (5882, 36720), (6120, 35292), (6228, 34680), (6920, 31212), (6936, 31140), (7344, 29410), (7785, 27744), (7803, 27680), (8160, 26469), (8304, 26010), (8670, 24912), (8823, 24480), (9180, 23528), (9248, 23355), (9342, 23120), (10380, 20808), (10404, 20760), (11560, 18684), (11764, 18360), (12240, 17646), (12456, 17340), (13005, 16608), (13840, 15606), (13872, 15570), (14688, 14705)]