215463780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{479}}^1$

素因数の和:528

約数の個数: 288

約数和(自身を含む): 827366400

約数和(自身を除く): 611902620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 49, 51, 54, 60, 63, 68, 70, 84, 85, 90, 98, 102, 105, 108, 119, 126, 135, 140, 147, 153, 170, 180, 189, 196, 204, 210, 238, 245, 252, 255, 270, 294, 306, 315, 340, 357, 378, 420, 441, 459, 476, 479, 490, 510, 540, 588, 595, 612, 630, 714, 735, 756, 765, 833, 882, 918, 945, 958, 980, 1020, 1071, 1190, 1260, 1323, 1428, 1437, 1470, 1530, 1666, 1764, 1785, 1836, 1890, 1916, 2142, 2205, 2295, 2380, 2395, 2499, 2646, 2874, 2940, 3060, 3213, 3332, 3353, 3570, 3780, 4165, 4284, 4311, 4410, 4590, 4790, 4998, 5292, 5355, 5748, 6426, 6615, 6706, 7140, 7185, 7497, 8143, 8330, 8622, 8820, 9180, 9580, 9996, 10059, 10710, 12495, 12852, 12933, 13230, 13412, 14370, 14994, 16065, 16286, 16660, 16765, 17244, 20118, 21420, 21555, 22491, 23471, 24429, 24990, 25866, 26460, 28740, 29988, 30177, 32130, 32572, 33530, 37485, 40236, 40715, 43110, 44982, 46942, 48858, 49980, 50295, 51732, 57001, 60354, 64260, 64665, 67060, 70413, 73287, 74970, 81430, 86220, 89964, 90531, 93884, 97716, 100590, 112455, 114002, 117355, 120708, 122145, 129330, 140826, 146574, 149940, 150885, 162860, 171003, 181062, 201180, 211239, 219861, 224910, 228004, 234710, 244290, 258660, 281652, 285005, 293148, 301770, 342006, 352065, 362124, 366435, 399007, 422478, 439722, 449820, 452655, 469420, 488580, 513009, 570010, 603540, 633717, 684012, 704130, 732870, 798014, 844956, 855015, 879444, 905310, 1026018, 1056195, 1099305, 1140020, 1197021, 1267434, 1408260, 1465740, 1539027, 1596028, 1710030, 1810620, 1995035, 2052036, 2112390, 2198610, 2394042, 2534868, 2565045, 3078054, 3168585, 3420060, 3591063, 3990070, 4224780, 4397220, 4788084, 5130090, 5985105, 6156108, 6337170, 7182126, 7695135, 7980140, 10260180, 10773189, 11970210, 12674340, 14364252, 15390270, 17955315, 21546378, 23940420, 30780540, 35910630, 43092756, 53865945, 71821260, 107731890, 215463780]

約数ペア:

[(1, 215463780), (2, 107731890), (3, 71821260), (4, 53865945), (5, 43092756), (6, 35910630), (7, 30780540), (9, 23940420), (10, 21546378), (12, 17955315), (14, 15390270), (15, 14364252), (17, 12674340), (18, 11970210), (20, 10773189), (21, 10260180), (27, 7980140), (28, 7695135), (30, 7182126), (34, 6337170), (35, 6156108), (36, 5985105), (42, 5130090), (45, 4788084), (49, 4397220), (51, 4224780), (54, 3990070), (60, 3591063), (63, 3420060), (68, 3168585), (70, 3078054), (84, 2565045), (85, 2534868), (90, 2394042), (98, 2198610), (102, 2112390), (105, 2052036), (108, 1995035), (119, 1810620), (126, 1710030), (135, 1596028), (140, 1539027), (147, 1465740), (153, 1408260), (170, 1267434), (180, 1197021), (189, 1140020), (196, 1099305), (204, 1056195), (210, 1026018), (238, 905310), (245, 879444), (252, 855015), (255, 844956), (270, 798014), (294, 732870), (306, 704130), (315, 684012), (340, 633717), (357, 603540), (378, 570010), (420, 513009), (441, 488580), (459, 469420), (476, 452655), (479, 449820), (490, 439722), (510, 422478), (540, 399007), (588, 366435), (595, 362124), (612, 352065), (630, 342006), (714, 301770), (735, 293148), (756, 285005), (765, 281652), (833, 258660), (882, 244290), (918, 234710), (945, 228004), (958, 224910), (980, 219861), (1020, 211239), (1071, 201180), (1190, 181062), (1260, 171003), (1323, 162860), (1428, 150885), (1437, 149940), (1470, 146574), (1530, 140826), (1666, 129330), (1764, 122145), (1785, 120708), (1836, 117355), (1890, 114002), (1916, 112455), (2142, 100590), (2205, 97716), (2295, 93884), (2380, 90531), (2395, 89964), (2499, 86220), (2646, 81430), (2874, 74970), (2940, 73287), (3060, 70413), (3213, 67060), (3332, 64665), (3353, 64260), (3570, 60354), (3780, 57001), (4165, 51732), (4284, 50295), (4311, 49980), (4410, 48858), (4590, 46942), (4790, 44982), (4998, 43110), (5292, 40715), (5355, 40236), (5748, 37485), (6426, 33530), (6615, 32572), (6706, 32130), (7140, 30177), (7185, 29988), (7497, 28740), (8143, 26460), (8330, 25866), (8622, 24990), (8820, 24429), (9180, 23471), (9580, 22491), (9996, 21555), (10059, 21420), (10710, 20118), (12495, 17244), (12852, 16765), (12933, 16660), (13230, 16286), (13412, 16065), (14370, 14994)]