245414260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:246

約数の個数: 192

約数和(自身を含む): 686407680

約数和(自身を除く): 440993420

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 47, 52, 65, 70, 76, 91, 94, 95, 130, 133, 140, 151, 182, 188, 190, 235, 247, 260, 266, 302, 329, 364, 380, 455, 470, 494, 532, 604, 611, 658, 665, 755, 893, 910, 940, 988, 1057, 1222, 1235, 1316, 1330, 1510, 1645, 1729, 1786, 1820, 1963, 2114, 2444, 2470, 2660, 2869, 3020, 3055, 3290, 3458, 3572, 3926, 4228, 4277, 4465, 4940, 5285, 5738, 6110, 6251, 6580, 6916, 7097, 7852, 8554, 8645, 8930, 9815, 10570, 11476, 11609, 12220, 12502, 13741, 14194, 14345, 17108, 17290, 17860, 19630, 20083, 21140, 21385, 23218, 25004, 27482, 28388, 28690, 31255, 34580, 35485, 37297, 39260, 40166, 42770, 46436, 49679, 54964, 57380, 58045, 62510, 68705, 70970, 74594, 80332, 81263, 85540, 92261, 99358, 100415, 116090, 125020, 134843, 137410, 141940, 149188, 162526, 184522, 186485, 198716, 200830, 232180, 248395, 261079, 269686, 274820, 325052, 369044, 372970, 401660, 406315, 461305, 496790, 522158, 539372, 645827, 674215, 745940, 812630, 922610, 943901, 993580, 1044316, 1291654, 1305395, 1348430, 1625260, 1752959, 1845220, 1887802, 2583308, 2610790, 2696860, 3229135, 3505918, 3775604, 4719505, 5221580, 6458270, 7011836, 8764795, 9439010, 12270713, 12916540, 17529590, 18878020, 24541426, 35059180, 49082852, 61353565, 122707130, 245414260]

約数ペア:

[(1, 245414260), (2, 122707130), (4, 61353565), (5, 49082852), (7, 35059180), (10, 24541426), (13, 18878020), (14, 17529590), (19, 12916540), (20, 12270713), (26, 9439010), (28, 8764795), (35, 7011836), (38, 6458270), (47, 5221580), (52, 4719505), (65, 3775604), (70, 3505918), (76, 3229135), (91, 2696860), (94, 2610790), (95, 2583308), (130, 1887802), (133, 1845220), (140, 1752959), (151, 1625260), (182, 1348430), (188, 1305395), (190, 1291654), (235, 1044316), (247, 993580), (260, 943901), (266, 922610), (302, 812630), (329, 745940), (364, 674215), (380, 645827), (455, 539372), (470, 522158), (494, 496790), (532, 461305), (604, 406315), (611, 401660), (658, 372970), (665, 369044), (755, 325052), (893, 274820), (910, 269686), (940, 261079), (988, 248395), (1057, 232180), (1222, 200830), (1235, 198716), (1316, 186485), (1330, 184522), (1510, 162526), (1645, 149188), (1729, 141940), (1786, 137410), (1820, 134843), (1963, 125020), (2114, 116090), (2444, 100415), (2470, 99358), (2660, 92261), (2869, 85540), (3020, 81263), (3055, 80332), (3290, 74594), (3458, 70970), (3572, 68705), (3926, 62510), (4228, 58045), (4277, 57380), (4465, 54964), (4940, 49679), (5285, 46436), (5738, 42770), (6110, 40166), (6251, 39260), (6580, 37297), (6916, 35485), (7097, 34580), (7852, 31255), (8554, 28690), (8645, 28388), (8930, 27482), (9815, 25004), (10570, 23218), (11476, 21385), (11609, 21140), (12220, 20083), (12502, 19630), (13741, 17860), (14194, 17290), (14345, 17108)]