76181980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 194503680

約数和(自身を除く): 118321700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 59, 70, 92, 115, 118, 140, 161, 230, 236, 295, 322, 401, 413, 460, 590, 644, 802, 805, 826, 1180, 1357, 1604, 1610, 1652, 2005, 2065, 2714, 2807, 3220, 4010, 4130, 5428, 5614, 6785, 8020, 8260, 9223, 9499, 11228, 13570, 14035, 18446, 18998, 23659, 27140, 28070, 36892, 37996, 46115, 47318, 47495, 56140, 64561, 92230, 94636, 94990, 118295, 129122, 165613, 184460, 189980, 236590, 258244, 322805, 331226, 473180, 544157, 645610, 662452, 828065, 1088314, 1291220, 1656130, 2176628, 2720785, 3312260, 3809099, 5441570, 7618198, 10883140, 15236396, 19045495, 38090990, 76181980]

約数ペア:

[(1, 76181980), (2, 38090990), (4, 19045495), (5, 15236396), (7, 10883140), (10, 7618198), (14, 5441570), (20, 3809099), (23, 3312260), (28, 2720785), (35, 2176628), (46, 1656130), (59, 1291220), (70, 1088314), (92, 828065), (115, 662452), (118, 645610), (140, 544157), (161, 473180), (230, 331226), (236, 322805), (295, 258244), (322, 236590), (401, 189980), (413, 184460), (460, 165613), (590, 129122), (644, 118295), (802, 94990), (805, 94636), (826, 92230), (1180, 64561), (1357, 56140), (1604, 47495), (1610, 47318), (1652, 46115), (2005, 37996), (2065, 36892), (2714, 28070), (2807, 27140), (3220, 23659), (4010, 18998), (4130, 18446), (5428, 14035), (5614, 13570), (6785, 11228), (8020, 9499), (8260, 9223)]