217482720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{383}}^1$

素因数の和:434

約数の個数: 288

約数和(自身を含む): 850010112

約数和(自身を除く): 632527392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 169, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 338, 364, 383, 390, 416, 420, 455, 480, 507, 520, 546, 560, 624, 672, 676, 728, 766, 780, 840, 845, 910, 1014, 1040, 1092, 1120, 1149, 1183, 1248, 1352, 1365, 1456, 1532, 1560, 1680, 1690, 1820, 1915, 2028, 2080, 2184, 2298, 2366, 2535, 2681, 2704, 2730, 2912, 3064, 3120, 3360, 3380, 3549, 3640, 3830, 4056, 4368, 4596, 4732, 4979, 5070, 5362, 5408, 5460, 5745, 5915, 6128, 6240, 6760, 7098, 7280, 7660, 8043, 8112, 8736, 9192, 9464, 9958, 10140, 10724, 10920, 11490, 11830, 12256, 13405, 13520, 14196, 14560, 14937, 15320, 16086, 16224, 17745, 18384, 18928, 19916, 20280, 21448, 21840, 22980, 23660, 24895, 26810, 27040, 28392, 29874, 30640, 32172, 34853, 35490, 36768, 37856, 39832, 40215, 40560, 42896, 43680, 45960, 47320, 49790, 53620, 56784, 59748, 61280, 64344, 64727, 69706, 70980, 74685, 79664, 80430, 81120, 85792, 91920, 94640, 99580, 104559, 107240, 113568, 119496, 128688, 129454, 139412, 141960, 149370, 159328, 160860, 174265, 183840, 189280, 194181, 199160, 209118, 214480, 238992, 257376, 258908, 278824, 283920, 298740, 321720, 323635, 348530, 388362, 398320, 418236, 428960, 453089, 477984, 517816, 522795, 557648, 567840, 597480, 643440, 647270, 697060, 776724, 796640, 836472, 906178, 970905, 1035632, 1045590, 1115296, 1194960, 1286880, 1294540, 1359267, 1394120, 1553448, 1672944, 1812356, 1941810, 2071264, 2091180, 2265445, 2389920, 2589080, 2718534, 2788240, 3106896, 3345888, 3624712, 3883620, 4182360, 4530890, 5178160, 5437068, 5576480, 6213792, 6796335, 7249424, 7767240, 8364720, 9061780, 10356320, 10874136, 13592670, 14498848, 15534480, 16729440, 18123560, 21748272, 27185340, 31068960, 36247120, 43496544, 54370680, 72494240, 108741360, 217482720]

約数ペア:

[(1, 217482720), (2, 108741360), (3, 72494240), (4, 54370680), (5, 43496544), (6, 36247120), (7, 31068960), (8, 27185340), (10, 21748272), (12, 18123560), (13, 16729440), (14, 15534480), (15, 14498848), (16, 13592670), (20, 10874136), (21, 10356320), (24, 9061780), (26, 8364720), (28, 7767240), (30, 7249424), (32, 6796335), (35, 6213792), (39, 5576480), (40, 5437068), (42, 5178160), (48, 4530890), (52, 4182360), (56, 3883620), (60, 3624712), (65, 3345888), (70, 3106896), (78, 2788240), (80, 2718534), (84, 2589080), (91, 2389920), (96, 2265445), (104, 2091180), (105, 2071264), (112, 1941810), (120, 1812356), (130, 1672944), (140, 1553448), (156, 1394120), (160, 1359267), (168, 1294540), (169, 1286880), (182, 1194960), (195, 1115296), (208, 1045590), (210, 1035632), (224, 970905), (240, 906178), (260, 836472), (273, 796640), (280, 776724), (312, 697060), (336, 647270), (338, 643440), (364, 597480), (383, 567840), (390, 557648), (416, 522795), (420, 517816), (455, 477984), (480, 453089), (507, 428960), (520, 418236), (546, 398320), (560, 388362), (624, 348530), (672, 323635), (676, 321720), (728, 298740), (766, 283920), (780, 278824), (840, 258908), (845, 257376), (910, 238992), (1014, 214480), (1040, 209118), (1092, 199160), (1120, 194181), (1149, 189280), (1183, 183840), (1248, 174265), (1352, 160860), (1365, 159328), (1456, 149370), (1532, 141960), (1560, 139412), (1680, 129454), (1690, 128688), (1820, 119496), (1915, 113568), (2028, 107240), (2080, 104559), (2184, 99580), (2298, 94640), (2366, 91920), (2535, 85792), (2681, 81120), (2704, 80430), (2730, 79664), (2912, 74685), (3064, 70980), (3120, 69706), (3360, 64727), (3380, 64344), (3549, 61280), (3640, 59748), (3830, 56784), (4056, 53620), (4368, 49790), (4596, 47320), (4732, 45960), (4979, 43680), (5070, 42896), (5362, 40560), (5408, 40215), (5460, 39832), (5745, 37856), (5915, 36768), (6128, 35490), (6240, 34853), (6760, 32172), (7098, 30640), (7280, 29874), (7660, 28392), (8043, 27040), (8112, 26810), (8736, 24895), (9192, 23660), (9464, 22980), (9958, 21840), (10140, 21448), (10724, 20280), (10920, 19916), (11490, 18928), (11830, 18384), (12256, 17745), (13405, 16224), (13520, 16086), (14196, 15320), (14560, 14937)]