19658077920

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 1152

約数和(自身を含む): 83215641600

約数和(自身を除く): 63557563680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 23, 24, 26, 27, 30, 32, 36, 38, 39, 40, 45, 46, 48, 52, 54, 57, 60, 65, 69, 72, 76, 78, 80, 81, 89, 90, 92, 95, 96, 104, 108, 114, 115, 117, 120, 130, 135, 138, 144, 152, 156, 160, 162, 171, 178, 180, 184, 190, 195, 207, 208, 216, 228, 230, 234, 240, 243, 247, 260, 267, 270, 276, 285, 288, 299, 304, 312, 324, 342, 345, 351, 356, 360, 368, 380, 390, 405, 414, 416, 432, 437, 445, 456, 460, 468, 480, 486, 494, 513, 520, 534, 540, 552, 570, 585, 598, 608, 621, 624, 648, 684, 690, 702, 712, 720, 736, 741, 760, 780, 801, 810, 828, 855, 864, 874, 890, 897, 912, 920, 936, 972, 988, 1026, 1035, 1040, 1053, 1068, 1080, 1104, 1140, 1157, 1170, 1196, 1215, 1235, 1242, 1248, 1296, 1311, 1335, 1368, 1380, 1404, 1424, 1440, 1482, 1495, 1520, 1539, 1560, 1602, 1620, 1656, 1691, 1710, 1748, 1755, 1780, 1794, 1824, 1840, 1863, 1872, 1944, 1976, 2047, 2052, 2070, 2080, 2106, 2136, 2160, 2185, 2208, 2223, 2280, 2314, 2340, 2392, 2403, 2430, 2470, 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約数ペア:

[(1, 19658077920), (2, 9829038960), (3, 6552692640), (4, 4914519480), (5, 3931615584), (6, 3276346320), (8, 2457259740), (9, 2184230880), (10, 1965807792), (12, 1638173160), (13, 1512159840), (15, 1310538528), (16, 1228629870), (18, 1092115440), (19, 1034635680), (20, 982903896), (23, 854699040), (24, 819086580), (26, 756079920), (27, 728076960), (30, 655269264), (32, 614314935), (36, 546057720), (38, 517317840), (39, 504053280), (40, 491451948), (45, 436846176), (46, 427349520), (48, 409543290), (52, 378039960), (54, 364038480), (57, 344878560), (60, 327634632), (65, 302431968), (69, 284899680), (72, 273028860), (76, 258658920), (78, 252026640), (80, 245725974), (81, 242692320), (89, 220877280), (90, 218423088), (92, 213674760), (95, 206927136), (96, 204771645), (104, 189019980), (108, 182019240), (114, 172439280), (115, 170939808), (117, 168017760), (120, 163817316), (130, 151215984), (135, 145615392), (138, 142449840), (144, 136514430), (152, 129329460), (156, 126013320), (160, 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