77430780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{8779}}^1$

素因数の和:8808

約数の個数: 108

約数和(自身を含む): 273251160

約数和(自身を除く): 195820380

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, 8779, 8820, 17558, 26337, 35116, 43895, 52674, 61453, 79011, 87790, 105348, 122906, 131685, 158022, 175580, 184359, 245812, 263370, 307265, 316044, 368718, 395055, 430171, 526740, 553077, 614530, 737436, 790110, 860342, 921795, 1106154, 1229060, 1290513, 1580220, 1720684, 1843590, 2150855, 2212308, 2581026, 2765385, 3687180, 3871539, 4301710, 5162052, 5530770, 6452565, 7743078, 8603420, 11061540, 12905130, 15486156, 19357695, 25810260, 38715390, 77430780]

約数ペア:

[(1, 77430780), (2, 38715390), (3, 25810260), (4, 19357695), (5, 15486156), (6, 12905130), (7, 11061540), (9, 8603420), (10, 7743078), (12, 6452565), (14, 5530770), (15, 5162052), (18, 4301710), (20, 3871539), (21, 3687180), (28, 2765385), (30, 2581026), (35, 2212308), (36, 2150855), (42, 1843590), (45, 1720684), (49, 1580220), (60, 1290513), (63, 1229060), (70, 1106154), (84, 921795), (90, 860342), (98, 790110), (105, 737436), (126, 614530), (140, 553077), (147, 526740), (180, 430171), (196, 395055), (210, 368718), (245, 316044), (252, 307265), (294, 263370), (315, 245812), (420, 184359), (441, 175580), (490, 158022), (588, 131685), (630, 122906), (735, 105348), (882, 87790), (980, 79011), (1260, 61453), (1470, 52674), (1764, 43895), (2205, 35116), (2940, 26337), (4410, 17558), (8779, 8820)]