18868212000

素因数分解:

$2^5\times 3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:155

約数の個数: 1152

約数和(自身を含む): 79479429120

約数和(自身を除く): 60611217120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 29, 30, 31, 32, 33, 36, 40, 44, 45, 48, 50, 53, 55, 58, 60, 62, 66, 72, 75, 80, 87, 88, 90, 93, 96, 99, 100, 106, 110, 116, 120, 124, 125, 132, 144, 145, 150, 155, 159, 160, 165, 174, 176, 180, 186, 198, 200, 212, 220, 225, 232, 240, 248, 250, 261, 264, 265, 275, 279, 288, 290, 300, 310, 318, 319, 330, 341, 348, 352, 360, 372, 375, 396, 400, 424, 435, 440, 450, 464, 465, 477, 480, 495, 496, 500, 522, 528, 530, 550, 558, 580, 583, 600, 620, 636, 638, 660, 682, 696, 720, 725, 744, 750, 775, 792, 795, 800, 825, 848, 870, 880, 899, 900, 928, 930, 954, 957, 990, 992, 1000, 1023, 1044, 1056, 1060, 1100, 1116, 1125, 1160, 1166, 1200, 1240, 1272, 1276, 1305, 1320, 1325, 1364, 1375, 1392, 1395, 1440, 1450, 1488, 1500, 1537, 1550, 1584, 1590, 1595, 1643, 1650, 1696, 1705, 1740, 1749, 1760, 1798, 1800, 1860, 1908, 1914, 1980, 2000, 2046, 2088, 2120, 2175, 2200, 2232, 2250, 2320, 2325, 2332, 2385, 2400, 2475, 2480, 2544, 2552, 2610, 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約数ペア:

[(1, 18868212000), (2, 9434106000), (3, 6289404000), (4, 4717053000), (5, 3773642400), (6, 3144702000), (8, 2358526500), (9, 2096468000), (10, 1886821200), (11, 1715292000), (12, 1572351000), (15, 1257880800), (16, 1179263250), (18, 1048234000), (20, 943410600), (22, 857646000), (24, 786175500), (25, 754728480), (29, 650628000), (30, 628940400), (31, 608652000), (32, 589631625), (33, 571764000), (36, 524117000), (40, 471705300), (44, 428823000), (45, 419293600), (48, 393087750), (50, 377364240), (53, 356004000), (55, 343058400), (58, 325314000), (60, 314470200), (62, 304326000), (66, 285882000), (72, 262058500), (75, 251576160), (80, 235852650), (87, 216876000), (88, 214411500), (90, 209646800), (93, 202884000), (96, 196543875), (99, 190588000), (100, 188682120), (106, 178002000), (110, 171529200), (116, 162657000), (120, 157235100), (124, 152163000), (125, 150945696), (132, 142941000), (144, 131029250), (145, 130125600), (150, 125788080), (155, 121730400), (159, 118668000), (160, 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