217357920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{683}}^1$

素因数の和:734

約数の個数: 288

約数和(自身を含む): 847016352

約数和(自身を除く): 629658432

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, 234, 240, 255, 260, 272, 288, 306, 312, 340, 360, 390, 408, 416, 442, 468, 480, 510, 520, 544, 585, 612, 624, 663, 680, 683, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1248, 1326, 1360, 1366, 1440, 1530, 1560, 1632, 1768, 1872, 1989, 2040, 2049, 2080, 2210, 2340, 2448, 2652, 2720, 2732, 3060, 3120, 3315, 3415, 3536, 3744, 3978, 4080, 4098, 4420, 4680, 4896, 5304, 5464, 6120, 6147, 6240, 6630, 6830, 7072, 7956, 8160, 8196, 8840, 8879, 9360, 9945, 10245, 10608, 10928, 11611, 12240, 12294, 13260, 13660, 15912, 16392, 17680, 17758, 18720, 19890, 20490, 21216, 21856, 23222, 24480, 24588, 26520, 26637, 27320, 30735, 31824, 32784, 34833, 35360, 35516, 39780, 40980, 44395, 46444, 49176, 53040, 53274, 54640, 58055, 61470, 63648, 65568, 69666, 71032, 79560, 79911, 81960, 88790, 92888, 98352, 104499, 106080, 106548, 109280, 116110, 122940, 133185, 139332, 142064, 150943, 159120, 159822, 163920, 174165, 177580, 185776, 196704, 208998, 213096, 232220, 245880, 266370, 278664, 284128, 301886, 318240, 319644, 327840, 348330, 355160, 371552, 399555, 417996, 426192, 452829, 464440, 491760, 522495, 532740, 557328, 603772, 639288, 696660, 710320, 754715, 799110, 835992, 852384, 905658, 928880, 983520, 1044990, 1065480, 1114656, 1207544, 1278576, 1358487, 1393320, 1420640, 1509430, 1598220, 1671984, 1811316, 1857760, 2089980, 2130960, 2264145, 2415088, 2557152, 2716974, 2786640, 3018860, 3196440, 3343968, 3622632, 4179960, 4261920, 4528290, 4830176, 5433948, 5573280, 6037720, 6392880, 6792435, 7245264, 8359920, 9056580, 10867896, 12075440, 12785760, 13584870, 14490528, 16719840, 18113160, 21735792, 24150880, 27169740, 36226320, 43471584, 54339480, 72452640, 108678960, 217357920]

約数ペア:

[(1, 217357920), (2, 108678960), (3, 72452640), (4, 54339480), (5, 43471584), (6, 36226320), (8, 27169740), (9, 24150880), (10, 21735792), (12, 18113160), (13, 16719840), (15, 14490528), (16, 13584870), (17, 12785760), (18, 12075440), (20, 10867896), (24, 9056580), (26, 8359920), (30, 7245264), (32, 6792435), (34, 6392880), (36, 6037720), (39, 5573280), (40, 5433948), (45, 4830176), (48, 4528290), (51, 4261920), (52, 4179960), (60, 3622632), (65, 3343968), (68, 3196440), (72, 3018860), (78, 2786640), (80, 2716974), (85, 2557152), (90, 2415088), (96, 2264145), (102, 2130960), (104, 2089980), (117, 1857760), (120, 1811316), (130, 1671984), (136, 1598220), (144, 1509430), (153, 1420640), (156, 1393320), (160, 1358487), (170, 1278576), (180, 1207544), (195, 1114656), (204, 1065480), (208, 1044990), (221, 983520), (234, 928880), (240, 905658), (255, 852384), (260, 835992), (272, 799110), (288, 754715), (306, 710320), (312, 696660), (340, 639288), (360, 603772), (390, 557328), (408, 532740), (416, 522495), (442, 491760), (468, 464440), (480, 452829), (510, 426192), (520, 417996), (544, 399555), (585, 371552), (612, 355160), (624, 348330), (663, 327840), (680, 319644), (683, 318240), (720, 301886), (765, 284128), (780, 278664), (816, 266370), (884, 245880), (936, 232220), (1020, 213096), (1040, 208998), (1105, 196704), (1170, 185776), (1224, 177580), (1248, 174165), (1326, 163920), (1360, 159822), (1366, 159120), (1440, 150943), (1530, 142064), (1560, 139332), (1632, 133185), (1768, 122940), (1872, 116110), (1989, 109280), (2040, 106548), (2049, 106080), (2080, 104499), (2210, 98352), (2340, 92888), (2448, 88790), (2652, 81960), (2720, 79911), (2732, 79560), (3060, 71032), (3120, 69666), (3315, 65568), (3415, 63648), (3536, 61470), (3744, 58055), (3978, 54640), (4080, 53274), (4098, 53040), (4420, 49176), (4680, 46444), (4896, 44395), (5304, 40980), (5464, 39780), (6120, 35516), (6147, 35360), (6240, 34833), (6630, 32784), (6830, 31824), (7072, 30735), (7956, 27320), (8160, 26637), (8196, 26520), (8840, 24588), (8879, 24480), (9360, 23222), (9945, 21856), (10245, 21216), (10608, 20490), (10928, 19890), (11611, 18720), (12240, 17758), (12294, 17680), (13260, 16392), (13660, 15912)]