1988731836

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{13}}^2\times {\mathrm{953}}^1$

素因数の和:1010

約数の個数: 216

約数和(自身を含む): 6354784800

約数和(自身を除く): 4366052964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 169, 182, 196, 234, 252, 273, 294, 338, 343, 364, 441, 468, 507, 546, 588, 637, 676, 686, 819, 882, 953, 1014, 1029, 1092, 1183, 1274, 1372, 1521, 1638, 1764, 1906, 1911, 2028, 2058, 2366, 2548, 2859, 3042, 3087, 3276, 3549, 3812, 3822, 4116, 4459, 4732, 5718, 5733, 6084, 6174, 6671, 7098, 7644, 8281, 8577, 8918, 10647, 11436, 11466, 12348, 12389, 13342, 13377, 14196, 16562, 17154, 17836, 20013, 21294, 22932, 24778, 24843, 26684, 26754, 33124, 34308, 37167, 40026, 40131, 42588, 46697, 49556, 49686, 53508, 57967, 60039, 74334, 74529, 80052, 80262, 86723, 93394, 99372, 111501, 115934, 120078, 140091, 148668, 149058, 160524, 161057, 173446, 173901, 186788, 223002, 231868, 240156, 260169, 280182, 298116, 322114, 326879, 346892, 347802, 420273, 446004, 483171, 520338, 521703, 560364, 607061, 644228, 653758, 695604, 780507, 840546, 966342, 980637, 1040676, 1043406, 1127399, 1214122, 1307516, 1449513, 1561014, 1681092, 1821183, 1932684, 1961274, 2086812, 2254798, 2428244, 2899026, 2941911, 3122028, 3382197, 3642366, 3922548, 4249427, 4509596, 5463549, 5798052, 5883822, 6764394, 7284732, 7891793, 8498854, 10146591, 10927098, 11767644, 12748281, 13528788, 15783586, 16997708, 20293182, 21854196, 23675379, 25496562, 31567172, 38244843, 40586364, 47350758, 50993124, 55242551, 71026137, 76489686, 94701516, 110485102, 142052274, 152979372, 165727653, 220970204, 284104548, 331455306, 497182959, 662910612, 994365918, 1988731836]

約数ペア:

[(1, 1988731836), (2, 994365918), (3, 662910612), (4, 497182959), (6, 331455306), (7, 284104548), (9, 220970204), (12, 165727653), (13, 152979372), (14, 142052274), (18, 110485102), (21, 94701516), (26, 76489686), (28, 71026137), (36, 55242551), (39, 50993124), (42, 47350758), (49, 40586364), (52, 38244843), (63, 31567172), (78, 25496562), (84, 23675379), (91, 21854196), (98, 20293182), (117, 16997708), (126, 15783586), (147, 13528788), (156, 12748281), (169, 11767644), (182, 10927098), (196, 10146591), (234, 8498854), (252, 7891793), (273, 7284732), (294, 6764394), (338, 5883822), (343, 5798052), (364, 5463549), (441, 4509596), (468, 4249427), (507, 3922548), (546, 3642366), (588, 3382197), (637, 3122028), (676, 2941911), (686, 2899026), (819, 2428244), (882, 2254798), (953, 2086812), (1014, 1961274), (1029, 1932684), (1092, 1821183), (1183, 1681092), (1274, 1561014), (1372, 1449513), (1521, 1307516), (1638, 1214122), (1764, 1127399), (1906, 1043406), (1911, 1040676), (2028, 980637), (2058, 966342), (2366, 840546), (2548, 780507), (2859, 695604), (3042, 653758), (3087, 644228), (3276, 607061), (3549, 560364), (3812, 521703), (3822, 520338), (4116, 483171), (4459, 446004), (4732, 420273), (5718, 347802), (5733, 346892), (6084, 326879), (6174, 322114), (6671, 298116), (7098, 280182), (7644, 260169), (8281, 240156), (8577, 231868), (8918, 223002), (10647, 186788), (11436, 173901), (11466, 173446), (12348, 161057), (12389, 160524), (13342, 149058), (13377, 148668), (14196, 140091), (16562, 120078), (17154, 115934), (17836, 111501), (20013, 99372), (21294, 93394), (22932, 86723), (24778, 80262), (24843, 80052), (26684, 74529), (26754, 74334), (33124, 60039), (34308, 57967), (37167, 53508), (40026, 49686), (40131, 49556), (42588, 46697)]