20186673120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:137

約数の個数: 1152

約数和(自身を含む): 84667161600

約数和(自身を除く): 64480488480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 23, 24, 27, 30, 32, 34, 36, 37, 38, 40, 45, 46, 48, 51, 54, 57, 60, 68, 69, 72, 74, 76, 80, 85, 90, 92, 95, 96, 102, 108, 111, 114, 115, 120, 135, 136, 138, 144, 148, 152, 153, 160, 170, 171, 180, 184, 185, 190, 204, 207, 216, 222, 228, 230, 240, 255, 270, 272, 276, 285, 288, 289, 296, 304, 306, 323, 333, 340, 342, 345, 360, 368, 370, 380, 391, 408, 414, 432, 437, 444, 456, 459, 460, 480, 510, 513, 540, 544, 552, 555, 570, 578, 592, 608, 612, 621, 629, 646, 666, 680, 684, 690, 703, 720, 736, 740, 760, 765, 782, 816, 828, 851, 855, 864, 867, 874, 888, 912, 918, 920, 969, 999, 1020, 1026, 1035, 1080, 1104, 1110, 1140, 1156, 1173, 1184, 1224, 1242, 1258, 1292, 1311, 1332, 1360, 1368, 1380, 1406, 1440, 1445, 1480, 1520, 1530, 1564, 1615, 1632, 1656, 1665, 1702, 1710, 1734, 1748, 1776, 1824, 1836, 1840, 1887, 1938, 1955, 1998, 2040, 2052, 2070, 2109, 2160, 2185, 2208, 2220, 2280, 2295, 2312, 2346, 2448, 2484, 2516, 2553, 2565, 2584, 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約数ペア:

[(1, 20186673120), (2, 10093336560), (3, 6728891040), (4, 5046668280), (5, 4037334624), (6, 3364445520), (8, 2523334140), (9, 2242963680), (10, 2018667312), (12, 1682222760), (15, 1345778208), (16, 1261667070), (17, 1187451360), (18, 1121481840), (19, 1062456480), (20, 1009333656), (23, 877681440), (24, 841111380), (27, 747654560), (30, 672889104), (32, 630833535), (34, 593725680), (36, 560740920), (37, 545585760), (38, 531228240), (40, 504666828), (45, 448592736), (46, 438840720), (48, 420555690), (51, 395817120), (54, 373827280), (57, 354152160), (60, 336444552), (68, 296862840), (69, 292560480), (72, 280370460), (74, 272792880), (76, 265614120), (80, 252333414), (85, 237490272), (90, 224296368), (92, 219420360), (95, 212491296), (96, 210277845), (102, 197908560), (108, 186913640), (111, 181861920), (114, 177076080), (115, 175536288), (120, 168222276), (135, 149530912), (136, 148431420), (138, 146280240), (144, 140185230), (148, 136396440), (152, 132807060), (153, 131939040), (160, 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