638514240

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7309}}^1$

素因数の和:7349

約数の個数: 224

約数和(自身を含む): 2495458560

約数和(自身を除く): 1856944320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 672, 728, 780, 832, 840, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2240, 2496, 2730, 2912, 3120, 3360, 3640, 4160, 4368, 5460, 5824, 6240, 6720, 7280, 7309, 8736, 10920, 12480, 14560, 14618, 17472, 21840, 21927, 29120, 29236, 36545, 43680, 43854, 51163, 58472, 73090, 87360, 87708, 95017, 102326, 109635, 116944, 146180, 153489, 175416, 190034, 204652, 219270, 233888, 255815, 285051, 292360, 306978, 350832, 380068, 409304, 438540, 467776, 475085, 511630, 570102, 584720, 613956, 665119, 701664, 760136, 767445, 818608, 877080, 950170, 1023260, 1140204, 1169440, 1227912, 1330238, 1403328, 1425255, 1520272, 1534890, 1637216, 1754160, 1900340, 1995357, 2046520, 2280408, 2338880, 2455824, 2660476, 2850510, 3040544, 3069780, 3274432, 3325595, 3508320, 3800680, 3990714, 4093040, 4560816, 4911648, 5320952, 5701020, 6081088, 6139560, 6651190, 7016640, 7601360, 7981428, 8186080, 9121632, 9823296, 9976785, 10641904, 11402040, 12279120, 13302380, 15202720, 15962856, 16372160, 18243264, 19953570, 21283808, 22804080, 24558240, 26604760, 30405440, 31925712, 39907140, 42567616, 45608160, 49116480, 53209520, 63851424, 79814280, 91216320, 106419040, 127702848, 159628560, 212838080, 319257120, 638514240]

約数ペア:

[(1, 638514240), (2, 319257120), (3, 212838080), (4, 159628560), (5, 127702848), (6, 106419040), (7, 91216320), (8, 79814280), (10, 63851424), (12, 53209520), (13, 49116480), (14, 45608160), (15, 42567616), (16, 39907140), (20, 31925712), (21, 30405440), (24, 26604760), (26, 24558240), (28, 22804080), (30, 21283808), (32, 19953570), (35, 18243264), (39, 16372160), (40, 15962856), (42, 15202720), (48, 13302380), (52, 12279120), (56, 11402040), (60, 10641904), (64, 9976785), (65, 9823296), (70, 9121632), (78, 8186080), (80, 7981428), (84, 7601360), (91, 7016640), (96, 6651190), (104, 6139560), (105, 6081088), (112, 5701020), (120, 5320952), (130, 4911648), (140, 4560816), (156, 4093040), (160, 3990714), (168, 3800680), (182, 3508320), (192, 3325595), (195, 3274432), (208, 3069780), (210, 3040544), (224, 2850510), (240, 2660476), (260, 2455824), (273, 2338880), (280, 2280408), (312, 2046520), (320, 1995357), (336, 1900340), (364, 1754160), (390, 1637216), (416, 1534890), (420, 1520272), (448, 1425255), (455, 1403328), (480, 1330238), (520, 1227912), (546, 1169440), (560, 1140204), (624, 1023260), (672, 950170), (728, 877080), (780, 818608), (832, 767445), (840, 760136), (910, 701664), (960, 665119), (1040, 613956), (1092, 584720), (1120, 570102), (1248, 511630), (1344, 475085), (1365, 467776), (1456, 438540), (1560, 409304), (1680, 380068), (1820, 350832), (2080, 306978), (2184, 292360), (2240, 285051), (2496, 255815), (2730, 233888), (2912, 219270), (3120, 204652), (3360, 190034), (3640, 175416), (4160, 153489), (4368, 146180), (5460, 116944), (5824, 109635), (6240, 102326), (6720, 95017), (7280, 87708), (7309, 87360), (8736, 73090), (10920, 58472), (12480, 51163), (14560, 43854), (14618, 43680), (17472, 36545), (21840, 29236), (21927, 29120)]