1256842020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5431}}^1$

素因数の和:5498

約数の個数: 192

約数和(自身を含む): 4380364800

約数和(自身を除く): 3123522780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 29, 30, 35, 38, 42, 57, 58, 60, 70, 76, 84, 87, 95, 105, 114, 116, 133, 140, 145, 174, 190, 203, 210, 228, 266, 285, 290, 348, 380, 399, 406, 420, 435, 532, 551, 570, 580, 609, 665, 798, 812, 870, 1015, 1102, 1140, 1218, 1330, 1596, 1653, 1740, 1995, 2030, 2204, 2436, 2660, 2755, 3045, 3306, 3857, 3990, 4060, 5431, 5510, 6090, 6612, 7714, 7980, 8265, 10862, 11020, 11571, 12180, 15428, 16293, 16530, 19285, 21724, 23142, 27155, 32586, 33060, 38017, 38570, 46284, 54310, 57855, 65172, 76034, 77140, 81465, 103189, 108620, 114051, 115710, 152068, 157499, 162930, 190085, 206378, 228102, 231420, 309567, 314998, 325860, 380170, 412756, 456204, 472497, 515945, 570255, 619134, 629996, 722323, 760340, 787495, 944994, 1031890, 1102493, 1140510, 1238268, 1444646, 1547835, 1574990, 1889988, 2063780, 2166969, 2204986, 2281020, 2362485, 2889292, 2992481, 3095670, 3149980, 3307479, 3611615, 4333938, 4409972, 4724970, 5512465, 5984962, 6191340, 6614958, 7223230, 8667876, 8977443, 9449940, 10834845, 11024930, 11969924, 13229916, 14446460, 14962405, 16537395, 17954886, 20947367, 21669690, 22049860, 29924810, 33074790, 35909772, 41894734, 43339380, 44887215, 59849620, 62842101, 66149580, 83789468, 89774430, 104736835, 125684202, 179548860, 209473670, 251368404, 314210505, 418947340, 628421010, 1256842020]

約数ペア:

[(1, 1256842020), (2, 628421010), (3, 418947340), (4, 314210505), (5, 251368404), (6, 209473670), (7, 179548860), (10, 125684202), (12, 104736835), (14, 89774430), (15, 83789468), (19, 66149580), (20, 62842101), (21, 59849620), (28, 44887215), (29, 43339380), (30, 41894734), (35, 35909772), (38, 33074790), (42, 29924810), (57, 22049860), (58, 21669690), (60, 20947367), (70, 17954886), (76, 16537395), (84, 14962405), (87, 14446460), (95, 13229916), (105, 11969924), (114, 11024930), (116, 10834845), (133, 9449940), (140, 8977443), (145, 8667876), (174, 7223230), (190, 6614958), (203, 6191340), (210, 5984962), (228, 5512465), (266, 4724970), (285, 4409972), (290, 4333938), (348, 3611615), (380, 3307479), (399, 3149980), (406, 3095670), (420, 2992481), (435, 2889292), (532, 2362485), (551, 2281020), (570, 2204986), (580, 2166969), (609, 2063780), (665, 1889988), (798, 1574990), (812, 1547835), (870, 1444646), (1015, 1238268), (1102, 1140510), (1140, 1102493), (1218, 1031890), (1330, 944994), (1596, 787495), (1653, 760340), (1740, 722323), (1995, 629996), (2030, 619134), (2204, 570255), (2436, 515945), (2660, 472497), (2755, 456204), (3045, 412756), (3306, 380170), (3857, 325860), (3990, 314998), (4060, 309567), (5431, 231420), (5510, 228102), (6090, 206378), (6612, 190085), (7714, 162930), (7980, 157499), (8265, 152068), (10862, 115710), (11020, 114051), (11571, 108620), (12180, 103189), (15428, 81465), (16293, 77140), (16530, 76034), (19285, 65172), (21724, 57855), (23142, 54310), (27155, 46284), (32586, 38570), (33060, 38017)]