2189142690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1489}}^1\times {\mathrm{7001}}^1$

素因数の和:8507

約数の個数: 64

約数和(自身を含む): 6009396480

約数和(自身を除く): 3820253790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1489, 2978, 4467, 7001, 7445, 8934, 10423, 14002, 14890, 20846, 21003, 22335, 31269, 35005, 42006, 44670, 49007, 52115, 62538, 70010, 98014, 104230, 105015, 147021, 156345, 210030, 245035, 294042, 312690, 490070, 735105, 1470210, 10424489, 20848978, 31273467, 52122445, 62546934, 72971423, 104244890, 145942846, 156367335, 218914269, 312734670, 364857115, 437828538, 729714230, 1094571345, 2189142690]

約数ペア:

[(1, 2189142690), (2, 1094571345), (3, 729714230), (5, 437828538), (6, 364857115), (7, 312734670), (10, 218914269), (14, 156367335), (15, 145942846), (21, 104244890), (30, 72971423), (35, 62546934), (42, 52122445), (70, 31273467), (105, 20848978), (210, 10424489), (1489, 1470210), (2978, 735105), (4467, 490070), (7001, 312690), (7445, 294042), (8934, 245035), (10423, 210030), (14002, 156345), (14890, 147021), (20846, 105015), (21003, 104230), (22335, 98014), (31269, 70010), (35005, 62538), (42006, 52115), (44670, 49007)]