31672620

素因数分解:

$2^2\times 3^5\times 5^1\times 7^3\times {\mathrm{19}}^1$

素因数の和:64

約数の個数: 288

約数和(自身を含む): 122304000

約数和(自身を除く): 90631380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 49, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 98, 105, 108, 114, 126, 133, 135, 140, 147, 162, 171, 180, 189, 190, 196, 210, 228, 243, 245, 252, 266, 270, 285, 294, 315, 324, 342, 343, 378, 380, 399, 405, 420, 441, 486, 490, 513, 532, 540, 567, 570, 588, 630, 665, 684, 686, 735, 756, 798, 810, 855, 882, 931, 945, 972, 980, 1026, 1029, 1134, 1140, 1197, 1215, 1260, 1323, 1330, 1372, 1470, 1539, 1596, 1620, 1701, 1710, 1715, 1764, 1862, 1890, 1995, 2052, 2058, 2205, 2268, 2394, 2430, 2565, 2646, 2660, 2793, 2835, 2940, 3078, 3087, 3402, 3420, 3430, 3591, 3724, 3780, 3969, 3990, 4116, 4410, 4617, 4655, 4788, 4860, 5130, 5145, 5292, 5586, 5670, 5985, 6156, 6174, 6517, 6615, 6804, 6860, 7182, 7695, 7938, 7980, 8379, 8505, 8820, 9234, 9261, 9310, 10260, 10290, 10773, 11172, 11340, 11907, 11970, 12348, 13034, 13230, 13965, 14364, 15390, 15435, 15876, 16758, 17010, 17955, 18468, 18522, 18620, 19551, 19845, 20580, 21546, 23085, 23814, 23940, 25137, 26068, 26460, 27783, 27930, 30780, 30870, 32319, 32585, 33516, 34020, 35910, 37044, 39102, 39690, 41895, 43092, 46170, 46305, 47628, 50274, 53865, 55566, 55860, 58653, 59535, 61740, 64638, 65170, 71820, 75411, 78204, 79380, 83349, 83790, 92340, 92610, 97755, 100548, 107730, 111132, 117306, 119070, 125685, 129276, 130340, 138915, 150822, 161595, 166698, 167580, 175959, 185220, 195510, 215460, 226233, 234612, 238140, 251370, 277830, 293265, 301644, 323190, 333396, 351918, 377055, 391020, 416745, 452466, 502740, 527877, 555660, 586530, 646380, 703836, 754110, 833490, 879795, 904932, 1055754, 1131165, 1173060, 1508220, 1583631, 1666980, 1759590, 2111508, 2262330, 2639385, 3167262, 3519180, 4524660, 5278770, 6334524, 7918155, 10557540, 15836310, 31672620]

約数ペア:

[(1, 31672620), (2, 15836310), (3, 10557540), (4, 7918155), (5, 6334524), (6, 5278770), (7, 4524660), (9, 3519180), (10, 3167262), (12, 2639385), (14, 2262330), (15, 2111508), (18, 1759590), (19, 1666980), (20, 1583631), (21, 1508220), (27, 1173060), (28, 1131165), (30, 1055754), (35, 904932), (36, 879795), (38, 833490), (42, 754110), (45, 703836), (49, 646380), (54, 586530), (57, 555660), (60, 527877), (63, 502740), (70, 452466), (76, 416745), (81, 391020), (84, 377055), (90, 351918), (95, 333396), (98, 323190), (105, 301644), (108, 293265), (114, 277830), (126, 251370), (133, 238140), (135, 234612), (140, 226233), (147, 215460), (162, 195510), (171, 185220), (180, 175959), (189, 167580), (190, 166698), (196, 161595), (210, 150822), (228, 138915), (243, 130340), (245, 129276), (252, 125685), (266, 119070), (270, 117306), (285, 111132), (294, 107730), (315, 100548), (324, 97755), (342, 92610), (343, 92340), (378, 83790), (380, 83349), (399, 79380), (405, 78204), (420, 75411), (441, 71820), (486, 65170), (490, 64638), (513, 61740), (532, 59535), (540, 58653), (567, 55860), (570, 55566), (588, 53865), (630, 50274), (665, 47628), (684, 46305), (686, 46170), (735, 43092), (756, 41895), (798, 39690), (810, 39102), (855, 37044), (882, 35910), (931, 34020), (945, 33516), (972, 32585), (980, 32319), (1026, 30870), (1029, 30780), (1134, 27930), (1140, 27783), (1197, 26460), (1215, 26068), (1260, 25137), (1323, 23940), (1330, 23814), (1372, 23085), (1470, 21546), (1539, 20580), (1596, 19845), (1620, 19551), (1701, 18620), (1710, 18522), (1715, 18468), (1764, 17955), (1862, 17010), (1890, 16758), (1995, 15876), (2052, 15435), (2058, 15390), (2205, 14364), (2268, 13965), (2394, 13230), (2430, 13034), (2565, 12348), (2646, 11970), (2660, 11907), (2793, 11340), (2835, 11172), (2940, 10773), (3078, 10290), (3087, 10260), (3402, 9310), (3420, 9261), (3430, 9234), (3591, 8820), (3724, 8505), (3780, 8379), (3969, 7980), (3990, 7938), (4116, 7695), (4410, 7182), (4617, 6860), (4655, 6804), (4788, 6615), (4860, 6517), (5130, 6174), (5145, 6156), (5292, 5985), (5586, 5670)]