218860180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:254

約数の個数: 192

約数和(自身を含む): 617766912

約数和(自身を除く): 398906732

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 37, 44, 46, 55, 70, 74, 77, 92, 110, 115, 140, 148, 154, 161, 167, 185, 220, 230, 253, 259, 308, 322, 334, 370, 385, 407, 460, 506, 518, 644, 668, 740, 770, 805, 814, 835, 851, 1012, 1036, 1169, 1265, 1295, 1540, 1610, 1628, 1670, 1702, 1771, 1837, 2035, 2338, 2530, 2590, 2849, 3220, 3340, 3404, 3542, 3674, 3841, 4070, 4255, 4676, 5060, 5180, 5698, 5845, 5957, 6179, 7084, 7348, 7682, 8140, 8510, 8855, 9185, 9361, 11396, 11690, 11914, 12358, 12859, 14245, 15364, 17020, 17710, 18370, 18722, 19205, 23380, 23828, 24716, 25718, 26887, 28490, 29785, 30895, 35420, 36740, 37444, 38410, 42251, 43253, 46805, 51436, 53774, 56980, 59570, 61790, 64295, 65527, 67969, 76820, 84502, 86506, 93610, 107548, 119140, 123580, 128590, 131054, 134435, 135938, 142117, 169004, 173012, 187220, 211255, 216265, 257180, 262108, 268870, 271876, 284234, 295757, 327635, 339845, 422510, 432530, 475783, 537740, 568468, 591514, 655270, 679690, 710585, 845020, 865060, 951566, 994819, 1183028, 1310540, 1359380, 1421170, 1478785, 1563287, 1903132, 1989638, 2378915, 2842340, 2957570, 3126574, 3979276, 4757830, 4974095, 5915140, 6253148, 7816435, 9515660, 9948190, 10943009, 15632870, 19896380, 21886018, 31265740, 43772036, 54715045, 109430090, 218860180]

約数ペア:

[(1, 218860180), (2, 109430090), (4, 54715045), (5, 43772036), (7, 31265740), (10, 21886018), (11, 19896380), (14, 15632870), (20, 10943009), (22, 9948190), (23, 9515660), (28, 7816435), (35, 6253148), (37, 5915140), (44, 4974095), (46, 4757830), (55, 3979276), (70, 3126574), (74, 2957570), (77, 2842340), (92, 2378915), (110, 1989638), (115, 1903132), (140, 1563287), (148, 1478785), (154, 1421170), (161, 1359380), (167, 1310540), (185, 1183028), (220, 994819), (230, 951566), (253, 865060), (259, 845020), (308, 710585), (322, 679690), (334, 655270), (370, 591514), (385, 568468), (407, 537740), (460, 475783), (506, 432530), (518, 422510), (644, 339845), (668, 327635), (740, 295757), (770, 284234), (805, 271876), (814, 268870), (835, 262108), (851, 257180), (1012, 216265), (1036, 211255), (1169, 187220), (1265, 173012), (1295, 169004), (1540, 142117), (1610, 135938), (1628, 134435), (1670, 131054), (1702, 128590), (1771, 123580), (1837, 119140), (2035, 107548), (2338, 93610), (2530, 86506), (2590, 84502), (2849, 76820), (3220, 67969), (3340, 65527), (3404, 64295), (3542, 61790), (3674, 59570), (3841, 56980), (4070, 53774), (4255, 51436), (4676, 46805), (5060, 43253), (5180, 42251), (5698, 38410), (5845, 37444), (5957, 36740), (6179, 35420), (7084, 30895), (7348, 29785), (7682, 28490), (8140, 26887), (8510, 25718), (8855, 24716), (9185, 23828), (9361, 23380), (11396, 19205), (11690, 18722), (11914, 18370), (12358, 17710), (12859, 17020), (14245, 15364)]