206806980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 590728320

約数和(自身を除く): 383921340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 139, 181, 274, 278, 362, 411, 417, 543, 548, 556, 685, 695, 724, 822, 834, 905, 1086, 1370, 1390, 1644, 1668, 1810, 2055, 2085, 2172, 2715, 2740, 2780, 3620, 4110, 4170, 5430, 8220, 8340, 10860, 19043, 24797, 25159, 38086, 49594, 50318, 57129, 74391, 75477, 76172, 95215, 99188, 100636, 114258, 123985, 125795, 148782, 150954, 190430, 228516, 247970, 251590, 285645, 297564, 301908, 371955, 377385, 380860, 495940, 503180, 571290, 743910, 754770, 1142580, 1487820, 1509540, 3446783, 6893566, 10340349, 13787132, 17233915, 20680698, 34467830, 41361396, 51701745, 68935660, 103403490, 206806980]

約数ペア:

[(1, 206806980), (2, 103403490), (3, 68935660), (4, 51701745), (5, 41361396), (6, 34467830), (10, 20680698), (12, 17233915), (15, 13787132), (20, 10340349), (30, 6893566), (60, 3446783), (137, 1509540), (139, 1487820), (181, 1142580), (274, 754770), (278, 743910), (362, 571290), (411, 503180), (417, 495940), (543, 380860), (548, 377385), (556, 371955), (685, 301908), (695, 297564), (724, 285645), (822, 251590), (834, 247970), (905, 228516), (1086, 190430), (1370, 150954), (1390, 148782), (1644, 125795), (1668, 123985), (1810, 114258), (2055, 100636), (2085, 99188), (2172, 95215), (2715, 76172), (2740, 75477), (2780, 74391), (3620, 57129), (4110, 50318), (4170, 49594), (5430, 38086), (8220, 25159), (8340, 24797), (10860, 19043)]