27703620

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{349}}^1$

素因数の和:384

約数の個数: 180

約数和(自身を含む): 101385900

約数和(自身を除く): 73682280

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 349, 378, 405, 420, 441, 490, 540, 567, 588, 630, 698, 735, 756, 810, 882, 945, 980, 1047, 1134, 1260, 1323, 1396, 1470, 1620, 1745, 1764, 1890, 2094, 2205, 2268, 2443, 2646, 2835, 2940, 3141, 3490, 3780, 3969, 4188, 4410, 4886, 5235, 5292, 5670, 6282, 6615, 6980, 7329, 7938, 8820, 9423, 9772, 10470, 11340, 12215, 12564, 13230, 14658, 15705, 15876, 17101, 18846, 19845, 20940, 21987, 24430, 26460, 28269, 29316, 31410, 34202, 36645, 37692, 39690, 43974, 47115, 48860, 51303, 56538, 62820, 65961, 68404, 73290, 79380, 85505, 87948, 94230, 102606, 109935, 113076, 131922, 141345, 146580, 153909, 171010, 188460, 197883, 205212, 219870, 256515, 263844, 282690, 307818, 329805, 342020, 395766, 439740, 461727, 513030, 565380, 615636, 659610, 769545, 791532, 923454, 989415, 1026060, 1319220, 1385181, 1539090, 1846908, 1978830, 2308635, 2770362, 3078180, 3957660, 4617270, 5540724, 6925905, 9234540, 13851810, 27703620]

約数ペア:

[(1, 27703620), (2, 13851810), (3, 9234540), (4, 6925905), (5, 5540724), (6, 4617270), (7, 3957660), (9, 3078180), (10, 2770362), (12, 2308635), (14, 1978830), (15, 1846908), (18, 1539090), (20, 1385181), (21, 1319220), (27, 1026060), (28, 989415), (30, 923454), (35, 791532), (36, 769545), (42, 659610), (45, 615636), (49, 565380), (54, 513030), (60, 461727), (63, 439740), (70, 395766), (81, 342020), (84, 329805), (90, 307818), (98, 282690), (105, 263844), (108, 256515), (126, 219870), (135, 205212), (140, 197883), (147, 188460), (162, 171010), (180, 153909), (189, 146580), (196, 141345), (210, 131922), (245, 113076), (252, 109935), (270, 102606), (294, 94230), (315, 87948), (324, 85505), (349, 79380), (378, 73290), (405, 68404), (420, 65961), (441, 62820), (490, 56538), (540, 51303), (567, 48860), (588, 47115), (630, 43974), (698, 39690), (735, 37692), (756, 36645), (810, 34202), (882, 31410), (945, 29316), (980, 28269), (1047, 26460), (1134, 24430), (1260, 21987), (1323, 20940), (1396, 19845), (1470, 18846), (1620, 17101), (1745, 15876), (1764, 15705), (1890, 14658), (2094, 13230), (2205, 12564), (2268, 12215), (2443, 11340), (2646, 10470), (2835, 9772), (2940, 9423), (3141, 8820), (3490, 7938), (3780, 7329), (3969, 6980), (4188, 6615), (4410, 6282), (4886, 5670), (5235, 5292)]