2149609880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{3229}}^1$

素因数の和:3357

約数の個数: 128

約数和(自身を含む): 5651208000

約数和(自身を除く): 3501598120

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 89, 110, 136, 170, 178, 187, 220, 340, 356, 374, 440, 445, 680, 712, 748, 890, 935, 979, 1496, 1513, 1780, 1870, 1958, 3026, 3229, 3560, 3740, 3916, 4895, 6052, 6458, 7480, 7565, 7832, 9790, 12104, 12916, 15130, 16145, 16643, 19580, 25832, 30260, 32290, 33286, 35519, 39160, 54893, 60520, 64580, 66572, 71038, 83215, 109786, 129160, 133144, 142076, 166430, 177595, 219572, 274465, 284152, 287381, 332860, 355190, 439144, 548930, 574762, 603823, 665720, 710380, 1097860, 1149524, 1207646, 1420760, 1436905, 2195720, 2299048, 2415292, 2873810, 3019115, 3161191, 4830584, 4885477, 5747620, 6038230, 6322382, 9770954, 11495240, 12076460, 12644764, 15805955, 19541908, 24152920, 24427385, 25289528, 31611910, 39083816, 48854770, 53740247, 63223820, 97709540, 107480494, 126447640, 195419080, 214960988, 268701235, 429921976, 537402470, 1074804940, 2149609880]

約数ペア:

[(1, 2149609880), (2, 1074804940), (4, 537402470), (5, 429921976), (8, 268701235), (10, 214960988), (11, 195419080), (17, 126447640), (20, 107480494), (22, 97709540), (34, 63223820), (40, 53740247), (44, 48854770), (55, 39083816), (68, 31611910), (85, 25289528), (88, 24427385), (89, 24152920), (110, 19541908), (136, 15805955), (170, 12644764), (178, 12076460), (187, 11495240), (220, 9770954), (340, 6322382), (356, 6038230), (374, 5747620), (440, 4885477), (445, 4830584), (680, 3161191), (712, 3019115), (748, 2873810), (890, 2415292), (935, 2299048), (979, 2195720), (1496, 1436905), (1513, 1420760), (1780, 1207646), (1870, 1149524), (1958, 1097860), (3026, 710380), (3229, 665720), (3560, 603823), (3740, 574762), (3916, 548930), (4895, 439144), (6052, 355190), (6458, 332860), (7480, 287381), (7565, 284152), (7832, 274465), (9790, 219572), (12104, 177595), (12916, 166430), (15130, 142076), (16145, 133144), (16643, 129160), (19580, 109786), (25832, 83215), (30260, 71038), (32290, 66572), (33286, 64580), (35519, 60520), (39160, 54893)]