140064820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{547}}^1$

素因数の和:653

約数の個数: 96

約数和(自身を含む): 353525760

約数和(自身を除く): 213460940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 59, 62, 70, 118, 124, 140, 155, 217, 236, 295, 310, 413, 434, 547, 590, 620, 826, 868, 1085, 1094, 1180, 1652, 1829, 2065, 2170, 2188, 2735, 3658, 3829, 4130, 4340, 5470, 7316, 7658, 8260, 9145, 10940, 12803, 15316, 16957, 18290, 19145, 25606, 32273, 33914, 36580, 38290, 51212, 64015, 64546, 67828, 76580, 84785, 118699, 128030, 129092, 161365, 169570, 225911, 237398, 256060, 322730, 339140, 451822, 474796, 593495, 645460, 903644, 1000463, 1129555, 1186990, 2000926, 2259110, 2373980, 4001852, 4518220, 5002315, 7003241, 10004630, 14006482, 20009260, 28012964, 35016205, 70032410, 140064820]

約数ペア:

[(1, 140064820), (2, 70032410), (4, 35016205), (5, 28012964), (7, 20009260), (10, 14006482), (14, 10004630), (20, 7003241), (28, 5002315), (31, 4518220), (35, 4001852), (59, 2373980), (62, 2259110), (70, 2000926), (118, 1186990), (124, 1129555), (140, 1000463), (155, 903644), (217, 645460), (236, 593495), (295, 474796), (310, 451822), (413, 339140), (434, 322730), (547, 256060), (590, 237398), (620, 225911), (826, 169570), (868, 161365), (1085, 129092), (1094, 128030), (1180, 118699), (1652, 84785), (1829, 76580), (2065, 67828), (2170, 64546), (2188, 64015), (2735, 51212), (3658, 38290), (3829, 36580), (4130, 33914), (4340, 32273), (5470, 25606), (7316, 19145), (7658, 18290), (8260, 16957), (9145, 15316), (10940, 12803)]