246173480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 663552000

約数和(自身を除く): 417378520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 79, 124, 140, 155, 158, 217, 248, 280, 310, 316, 359, 395, 434, 553, 620, 632, 718, 790, 868, 1085, 1106, 1240, 1436, 1580, 1736, 1795, 2170, 2212, 2449, 2513, 2765, 2872, 3160, 3590, 4340, 4424, 4898, 5026, 5530, 7180, 8680, 9796, 10052, 11060, 11129, 12245, 12565, 14360, 17143, 19592, 20104, 22120, 22258, 24490, 25130, 28361, 34286, 44516, 48980, 50260, 55645, 56722, 68572, 77903, 85715, 89032, 97960, 100520, 111290, 113444, 137144, 141805, 155806, 171430, 198527, 222580, 226888, 283610, 311612, 342860, 389515, 397054, 445160, 567220, 623224, 685720, 779030, 794108, 879191, 992635, 1134440, 1558060, 1588216, 1758382, 1985270, 3116120, 3516764, 3970540, 4395955, 6154337, 7033528, 7941080, 8791910, 12308674, 17583820, 24617348, 30771685, 35167640, 49234696, 61543370, 123086740, 246173480]

約数ペア:

[(1, 246173480), (2, 123086740), (4, 61543370), (5, 49234696), (7, 35167640), (8, 30771685), (10, 24617348), (14, 17583820), (20, 12308674), (28, 8791910), (31, 7941080), (35, 7033528), (40, 6154337), (56, 4395955), (62, 3970540), (70, 3516764), (79, 3116120), (124, 1985270), (140, 1758382), (155, 1588216), (158, 1558060), (217, 1134440), (248, 992635), (280, 879191), (310, 794108), (316, 779030), (359, 685720), (395, 623224), (434, 567220), (553, 445160), (620, 397054), (632, 389515), (718, 342860), (790, 311612), (868, 283610), (1085, 226888), (1106, 222580), (1240, 198527), (1436, 171430), (1580, 155806), (1736, 141805), (1795, 137144), (2170, 113444), (2212, 111290), (2449, 100520), (2513, 97960), (2765, 89032), (2872, 85715), (3160, 77903), (3590, 68572), (4340, 56722), (4424, 55645), (4898, 50260), (5026, 48980), (5530, 44516), (7180, 34286), (8680, 28361), (9796, 25130), (10052, 24490), (11060, 22258), (11129, 22120), (12245, 20104), (12565, 19592), (14360, 17143)]