353065220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{619}}^1$

素因数の和:745

約数の個数: 72

約数和(自身を含む): 793699200

約数和(自身を除く): 440633980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 361, 380, 395, 619, 722, 790, 1238, 1444, 1501, 1580, 1805, 2476, 3002, 3095, 3610, 6004, 6190, 7220, 7505, 11761, 12380, 15010, 23522, 28519, 30020, 47044, 48901, 57038, 58805, 97802, 114076, 117610, 142595, 195604, 223459, 235220, 244505, 285190, 446918, 489010, 570380, 893836, 929119, 978020, 1117295, 1858238, 2234590, 3716476, 4469180, 4645595, 9291190, 17653261, 18582380, 35306522, 70613044, 88266305, 176532610, 353065220]

約数ペア:

[(1, 353065220), (2, 176532610), (4, 88266305), (5, 70613044), (10, 35306522), (19, 18582380), (20, 17653261), (38, 9291190), (76, 4645595), (79, 4469180), (95, 3716476), (158, 2234590), (190, 1858238), (316, 1117295), (361, 978020), (380, 929119), (395, 893836), (619, 570380), (722, 489010), (790, 446918), (1238, 285190), (1444, 244505), (1501, 235220), (1580, 223459), (1805, 195604), (2476, 142595), (3002, 117610), (3095, 114076), (3610, 97802), (6004, 58805), (6190, 57038), (7220, 48901), (7505, 47044), (11761, 30020), (12380, 28519), (15010, 23522)]