320989830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{7759}}^1$

素因数の和:7973

約数の個数: 64

約数和(自身を含む): 885012480

約数和(自身を除く): 564022650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 197, 210, 394, 591, 985, 1182, 1379, 1970, 2758, 2955, 4137, 5910, 6895, 7759, 8274, 13790, 15518, 20685, 23277, 38795, 41370, 46554, 54313, 77590, 108626, 116385, 162939, 232770, 271565, 325878, 543130, 814695, 1528523, 1629390, 3057046, 4585569, 7642615, 9171138, 10699661, 15285230, 21399322, 22927845, 32098983, 45855690, 53498305, 64197966, 106996610, 160494915, 320989830]

約数ペア:

[(1, 320989830), (2, 160494915), (3, 106996610), (5, 64197966), (6, 53498305), (7, 45855690), (10, 32098983), (14, 22927845), (15, 21399322), (21, 15285230), (30, 10699661), (35, 9171138), (42, 7642615), (70, 4585569), (105, 3057046), (197, 1629390), (210, 1528523), (394, 814695), (591, 543130), (985, 325878), (1182, 271565), (1379, 232770), (1970, 162939), (2758, 116385), (2955, 108626), (4137, 77590), (5910, 54313), (6895, 46554), (7759, 41370), (8274, 38795), (13790, 23277), (15518, 20685)]