248264380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{1499}}^1$

素因数の和:1548

約数の個数: 108

約数和(自身を含む): 657153000

約数和(自身を除く): 408888620

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 169, 182, 196, 245, 260, 338, 364, 455, 490, 637, 676, 845, 910, 980, 1183, 1274, 1499, 1690, 1820, 2366, 2548, 2998, 3185, 3380, 4732, 5915, 5996, 6370, 7495, 8281, 10493, 11830, 12740, 14990, 16562, 19487, 20986, 23660, 29980, 33124, 38974, 41405, 41972, 52465, 73451, 77948, 82810, 97435, 104930, 136409, 146902, 165620, 194870, 209860, 253331, 272818, 293804, 367255, 389740, 506662, 545636, 682045, 734510, 954863, 1013324, 1266655, 1364090, 1469020, 1773317, 1909726, 2533310, 2728180, 3546634, 3819452, 4774315, 5066620, 7093268, 8866585, 9548630, 12413219, 17733170, 19097260, 24826438, 35466340, 49652876, 62066095, 124132190, 248264380]

約数ペア:

[(1, 248264380), (2, 124132190), (4, 62066095), (5, 49652876), (7, 35466340), (10, 24826438), (13, 19097260), (14, 17733170), (20, 12413219), (26, 9548630), (28, 8866585), (35, 7093268), (49, 5066620), (52, 4774315), (65, 3819452), (70, 3546634), (91, 2728180), (98, 2533310), (130, 1909726), (140, 1773317), (169, 1469020), (182, 1364090), (196, 1266655), (245, 1013324), (260, 954863), (338, 734510), (364, 682045), (455, 545636), (490, 506662), (637, 389740), (676, 367255), (845, 293804), (910, 272818), (980, 253331), (1183, 209860), (1274, 194870), (1499, 165620), (1690, 146902), (1820, 136409), (2366, 104930), (2548, 97435), (2998, 82810), (3185, 77948), (3380, 73451), (4732, 52465), (5915, 41972), (5996, 41405), (6370, 38974), (7495, 33124), (8281, 29980), (10493, 23660), (11830, 20986), (12740, 19487), (14990, 16562)]