164916780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1493}}^1$

素因数の和:1775

約数の個数: 96

約数和(自身を含む): 530095104

約数和(自身を除く): 365178324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 263, 420, 526, 789, 1052, 1315, 1493, 1578, 1841, 2630, 2986, 3156, 3682, 3945, 4479, 5260, 5523, 5972, 7364, 7465, 7890, 8958, 9205, 10451, 11046, 14930, 15780, 17916, 18410, 20902, 22092, 22395, 27615, 29860, 31353, 36820, 41804, 44790, 52255, 55230, 62706, 89580, 104510, 110460, 125412, 156765, 209020, 313530, 392659, 627060, 785318, 1177977, 1570636, 1963295, 2355954, 2748613, 3926590, 4711908, 5497226, 5889885, 7853180, 8245839, 10994452, 11779770, 13743065, 16491678, 23559540, 27486130, 32983356, 41229195, 54972260, 82458390, 164916780]

約数ペア:

[(1, 164916780), (2, 82458390), (3, 54972260), (4, 41229195), (5, 32983356), (6, 27486130), (7, 23559540), (10, 16491678), (12, 13743065), (14, 11779770), (15, 10994452), (20, 8245839), (21, 7853180), (28, 5889885), (30, 5497226), (35, 4711908), (42, 3926590), (60, 2748613), (70, 2355954), (84, 1963295), (105, 1570636), (140, 1177977), (210, 785318), (263, 627060), (420, 392659), (526, 313530), (789, 209020), (1052, 156765), (1315, 125412), (1493, 110460), (1578, 104510), (1841, 89580), (2630, 62706), (2986, 55230), (3156, 52255), (3682, 44790), (3945, 41804), (4479, 36820), (5260, 31353), (5523, 29860), (5972, 27615), (7364, 22395), (7465, 22092), (7890, 20902), (8958, 18410), (9205, 17916), (10451, 15780), (11046, 14930)]