195019020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{22111}}^1$

素因数の和:22140

約数の個数: 108

約数和(自身を含む): 688169664

約数和(自身を除く): 493150644

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 22111, 44222, 66333, 88444, 110555, 132666, 154777, 198999, 221110, 265332, 309554, 331665, 397998, 442220, 464331, 619108, 663330, 773885, 795996, 928662, 994995, 1083439, 1326660, 1392993, 1547770, 1857324, 1989990, 2166878, 2321655, 2785986, 3095540, 3250317, 3979980, 4333756, 4643310, 5417195, 5571972, 6500634, 6964965, 9286620, 9750951, 10834390, 13001268, 13929930, 16251585, 19501902, 21668780, 27859860, 32503170, 39003804, 48754755, 65006340, 97509510, 195019020]

約数ペア:

[(1, 195019020), (2, 97509510), (3, 65006340), (4, 48754755), (5, 39003804), (6, 32503170), (7, 27859860), (9, 21668780), (10, 19501902), (12, 16251585), (14, 13929930), (15, 13001268), (18, 10834390), (20, 9750951), (21, 9286620), (28, 6964965), (30, 6500634), (35, 5571972), (36, 5417195), (42, 4643310), (45, 4333756), (49, 3979980), (60, 3250317), (63, 3095540), (70, 2785986), (84, 2321655), (90, 2166878), (98, 1989990), (105, 1857324), (126, 1547770), (140, 1392993), (147, 1326660), (180, 1083439), (196, 994995), (210, 928662), (245, 795996), (252, 773885), (294, 663330), (315, 619108), (420, 464331), (441, 442220), (490, 397998), (588, 331665), (630, 309554), (735, 265332), (882, 221110), (980, 198999), (1260, 154777), (1470, 132666), (1764, 110555), (2205, 88444), (2940, 66333), (4410, 44222), (8820, 22111)]