139428840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61153}}^1$

素因数の和:61186

約数の個数: 64

約数和(自身を含む): 440308800

約数和(自身を除く): 300879960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 61153, 122306, 183459, 244612, 305765, 366918, 489224, 611530, 733836, 917295, 1161907, 1223060, 1467672, 1834590, 2323814, 2446120, 3485721, 3669180, 4647628, 5809535, 6971442, 7338360, 9295256, 11619070, 13942884, 17428605, 23238140, 27885768, 34857210, 46476280, 69714420, 139428840]

約数ペア:

[(1, 139428840), (2, 69714420), (3, 46476280), (4, 34857210), (5, 27885768), (6, 23238140), (8, 17428605), (10, 13942884), (12, 11619070), (15, 9295256), (19, 7338360), (20, 6971442), (24, 5809535), (30, 4647628), (38, 3669180), (40, 3485721), (57, 2446120), (60, 2323814), (76, 1834590), (95, 1467672), (114, 1223060), (120, 1161907), (152, 917295), (190, 733836), (228, 611530), (285, 489224), (380, 366918), (456, 305765), (570, 244612), (760, 183459), (1140, 122306), (2280, 61153)]