194950980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{154723}}^1$

素因数の和:154745

約数の個数: 72

約数和(自身を含む): 675834432

約数和(自身を除く): 480883452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 154723, 309446, 464169, 618892, 773615, 928338, 1083061, 1392507, 1547230, 1856676, 2166122, 2320845, 2785014, 3094460, 3249183, 4332244, 4641690, 5415305, 5570028, 6498366, 6962535, 9283380, 9747549, 10830610, 12996732, 13925070, 16245915, 19495098, 21661220, 27850140, 32491830, 38990196, 48737745, 64983660, 97475490, 194950980]

約数ペア:

[(1, 194950980), (2, 97475490), (3, 64983660), (4, 48737745), (5, 38990196), (6, 32491830), (7, 27850140), (9, 21661220), (10, 19495098), (12, 16245915), (14, 13925070), (15, 12996732), (18, 10830610), (20, 9747549), (21, 9283380), (28, 6962535), (30, 6498366), (35, 5570028), (36, 5415305), (42, 4641690), (45, 4332244), (60, 3249183), (63, 3094460), (70, 2785014), (84, 2320845), (90, 2166122), (105, 1856676), (126, 1547230), (140, 1392507), (180, 1083061), (210, 928338), (252, 773615), (315, 618892), (420, 464169), (630, 309446), (1260, 154723)]