72240480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:278

約数の個数: 288

約数和(自身を含む): 282338784

約数和(自身を除く): 210098304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 130, 136, 144, 153, 156, 160, 170, 180, 195, 204, 208, 221, 227, 234, 240, 255, 260, 272, 288, 306, 312, 340, 360, 390, 408, 416, 442, 454, 468, 480, 510, 520, 544, 585, 612, 624, 663, 680, 681, 720, 765, 780, 816, 884, 908, 936, 1020, 1040, 1105, 1135, 1170, 1224, 1248, 1326, 1360, 1362, 1440, 1530, 1560, 1632, 1768, 1816, 1872, 1989, 2040, 2043, 2080, 2210, 2270, 2340, 2448, 2652, 2720, 2724, 2951, 3060, 3120, 3315, 3405, 3536, 3632, 3744, 3859, 3978, 4080, 4086, 4420, 4540, 4680, 4896, 5304, 5448, 5902, 6120, 6240, 6630, 6810, 7072, 7264, 7718, 7956, 8160, 8172, 8840, 8853, 9080, 9360, 9945, 10215, 10608, 10896, 11577, 11804, 12240, 13260, 13620, 14755, 15436, 15912, 16344, 17680, 17706, 18160, 18720, 19295, 19890, 20430, 21216, 21792, 23154, 23608, 24480, 26520, 26559, 27240, 29510, 30872, 31824, 32688, 34731, 35360, 35412, 36320, 38590, 39780, 40860, 44265, 46308, 47216, 50167, 53040, 53118, 54480, 57885, 59020, 61744, 63648, 65376, 69462, 70824, 77180, 79560, 81720, 88530, 92616, 94432, 100334, 106080, 106236, 108960, 115770, 118040, 123488, 132795, 138924, 141648, 150501, 154360, 159120, 163440, 173655, 177060, 185232, 200668, 212472, 231540, 236080, 250835, 265590, 277848, 283296, 301002, 308720, 318240, 326880, 347310, 354120, 370464, 401336, 424944, 451503, 463080, 472160, 501670, 531180, 555696, 602004, 617440, 694620, 708240, 752505, 802672, 849888, 903006, 926160, 1003340, 1062360, 1111392, 1204008, 1389240, 1416480, 1505010, 1605344, 1806012, 1852320, 2006680, 2124720, 2257515, 2408016, 2778480, 3010020, 3612024, 4013360, 4249440, 4515030, 4816032, 5556960, 6020040, 7224048, 8026720, 9030060, 12040080, 14448096, 18060120, 24080160, 36120240, 72240480]

約数ペア:

[(1, 72240480), (2, 36120240), (3, 24080160), (4, 18060120), (5, 14448096), (6, 12040080), (8, 9030060), (9, 8026720), (10, 7224048), (12, 6020040), (13, 5556960), (15, 4816032), (16, 4515030), (17, 4249440), (18, 4013360), (20, 3612024), (24, 3010020), (26, 2778480), (30, 2408016), (32, 2257515), (34, 2124720), (36, 2006680), (39, 1852320), (40, 1806012), (45, 1605344), (48, 1505010), (51, 1416480), (52, 1389240), (60, 1204008), (65, 1111392), (68, 1062360), (72, 1003340), (78, 926160), (80, 903006), (85, 849888), (90, 802672), (96, 752505), (102, 708240), (104, 694620), (117, 617440), (120, 602004), (130, 555696), (136, 531180), (144, 501670), (153, 472160), (156, 463080), (160, 451503), (170, 424944), (180, 401336), (195, 370464), (204, 354120), (208, 347310), (221, 326880), (227, 318240), (234, 308720), (240, 301002), (255, 283296), (260, 277848), (272, 265590), (288, 250835), (306, 236080), (312, 231540), (340, 212472), (360, 200668), (390, 185232), (408, 177060), (416, 173655), (442, 163440), (454, 159120), (468, 154360), (480, 150501), (510, 141648), (520, 138924), (544, 132795), (585, 123488), (612, 118040), (624, 115770), (663, 108960), (680, 106236), (681, 106080), (720, 100334), (765, 94432), (780, 92616), (816, 88530), (884, 81720), (908, 79560), (936, 77180), (1020, 70824), (1040, 69462), (1105, 65376), (1135, 63648), (1170, 61744), (1224, 59020), (1248, 57885), (1326, 54480), (1360, 53118), (1362, 53040), (1440, 50167), (1530, 47216), (1560, 46308), (1632, 44265), (1768, 40860), (1816, 39780), (1872, 38590), (1989, 36320), (2040, 35412), (2043, 35360), (2080, 34731), (2210, 32688), (2270, 31824), (2340, 30872), (2448, 29510), (2652, 27240), (2720, 26559), (2724, 26520), (2951, 24480), (3060, 23608), (3120, 23154), (3315, 21792), (3405, 21216), (3536, 20430), (3632, 19890), (3744, 19295), (3859, 18720), (3978, 18160), (4080, 17706), (4086, 17680), (4420, 16344), (4540, 15912), (4680, 15436), (4896, 14755), (5304, 13620), (5448, 13260), (5902, 12240), (6120, 11804), (6240, 11577), (6630, 10896), (6810, 10608), (7072, 10215), (7264, 9945), (7718, 9360), (7956, 9080), (8160, 8853), (8172, 8840)]