818060040

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{449}}^1$

素因数の和:717

約数の個数: 256

約数和(自身を含む): 3136320000

約数和(自身を除く): 2318259960

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, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 241, 252, 270, 280, 315, 360, 378, 420, 449, 482, 504, 540, 630, 723, 756, 840, 898, 945, 964, 1080, 1205, 1260, 1347, 1446, 1512, 1687, 1796, 1890, 1928, 2169, 2245, 2410, 2520, 2694, 2892, 3143, 3374, 3592, 3615, 3780, 4041, 4338, 4490, 4820, 5061, 5388, 5784, 6286, 6507, 6735, 6748, 7230, 7560, 8082, 8435, 8676, 8980, 9429, 9640, 10122, 10776, 10845, 12123, 12572, 13014, 13470, 13496, 14460, 15183, 15715, 16164, 16870, 17352, 17960, 18858, 20205, 20244, 21690, 24246, 25144, 25305, 26028, 26940, 28287, 28920, 30366, 31430, 32328, 32535, 33740, 37716, 40410, 40488, 43380, 45549, 47145, 48492, 50610, 52056, 53880, 56574, 60615, 60732, 62860, 65070, 67480, 75432, 75915, 80820, 84861, 86760, 91098, 94290, 96984, 101220, 108209, 113148, 121230, 121464, 125720, 130140, 141435, 151830, 161640, 169722, 182196, 188580, 202440, 216418, 226296, 227745, 242460, 260280, 282870, 303660, 324627, 339444, 364392, 377160, 424305, 432836, 455490, 484920, 541045, 565740, 607320, 649254, 678888, 757463, 848610, 865672, 910980, 973881, 1082090, 1131480, 1298508, 1514926, 1623135, 1697220, 1821960, 1947762, 2164180, 2272389, 2597016, 2921643, 3029852, 3246270, 3394440, 3787315, 3895524, 4328360, 4544778, 4869405, 5843286, 6059704, 6492540, 6817167, 7574630, 7791048, 9089556, 9738810, 11361945, 11686572, 12985080, 13634334, 14608215, 15149260, 18179112, 19477620, 20451501, 22723890, 23373144, 27268668, 29216430, 30298520, 34085835, 38955240, 40903002, 45447780, 54537336, 58432860, 68171670, 81806004, 90895560, 102257505, 116865720, 136343340, 163612008, 204515010, 272686680, 409030020, 818060040]

約数ペア:

[(1, 818060040), (2, 409030020), (3, 272686680), (4, 204515010), (5, 163612008), (6, 136343340), (7, 116865720), (8, 102257505), (9, 90895560), (10, 81806004), (12, 68171670), (14, 58432860), (15, 54537336), (18, 45447780), (20, 40903002), (21, 38955240), (24, 34085835), (27, 30298520), (28, 29216430), (30, 27268668), (35, 23373144), (36, 22723890), (40, 20451501), (42, 19477620), (45, 18179112), (54, 15149260), (56, 14608215), (60, 13634334), (63, 12985080), (70, 11686572), (72, 11361945), (84, 9738810), (90, 9089556), (105, 7791048), (108, 7574630), (120, 6817167), (126, 6492540), (135, 6059704), (140, 5843286), (168, 4869405), (180, 4544778), (189, 4328360), (210, 3895524), (216, 3787315), (241, 3394440), (252, 3246270), (270, 3029852), (280, 2921643), (315, 2597016), (360, 2272389), (378, 2164180), (420, 1947762), (449, 1821960), (482, 1697220), (504, 1623135), (540, 1514926), (630, 1298508), (723, 1131480), (756, 1082090), (840, 973881), (898, 910980), (945, 865672), (964, 848610), (1080, 757463), (1205, 678888), (1260, 649254), (1347, 607320), (1446, 565740), (1512, 541045), (1687, 484920), (1796, 455490), (1890, 432836), (1928, 424305), (2169, 377160), (2245, 364392), (2410, 339444), (2520, 324627), (2694, 303660), (2892, 282870), (3143, 260280), (3374, 242460), (3592, 227745), (3615, 226296), (3780, 216418), (4041, 202440), (4338, 188580), (4490, 182196), (4820, 169722), (5061, 161640), (5388, 151830), (5784, 141435), (6286, 130140), (6507, 125720), (6735, 121464), (6748, 121230), (7230, 113148), (7560, 108209), (8082, 101220), (8435, 96984), (8676, 94290), (8980, 91098), (9429, 86760), (9640, 84861), (10122, 80820), (10776, 75915), (10845, 75432), (12123, 67480), (12572, 65070), (13014, 62860), (13470, 60732), (13496, 60615), (14460, 56574), (15183, 53880), (15715, 52056), (16164, 50610), (16870, 48492), (17352, 47145), (17960, 45549), (18858, 43380), (20205, 40488), (20244, 40410), (21690, 37716), (24246, 33740), (25144, 32535), (25305, 32328), (26028, 31430), (26940, 30366), (28287, 28920)]