78866460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:657

約数の個数: 120

約数和(自身を含む): 250644240

約数和(自身を除く): 171777780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 89, 90, 108, 135, 162, 178, 180, 267, 270, 324, 356, 405, 445, 534, 540, 547, 801, 810, 890, 1068, 1094, 1335, 1602, 1620, 1641, 1780, 2188, 2403, 2670, 2735, 3204, 3282, 4005, 4806, 4923, 5340, 5470, 6564, 7209, 8010, 8205, 9612, 9846, 10940, 12015, 14418, 14769, 16020, 16410, 19692, 24030, 24615, 28836, 29538, 32820, 36045, 44307, 48060, 48683, 49230, 59076, 72090, 73845, 88614, 97366, 98460, 144180, 146049, 147690, 177228, 194732, 221535, 243415, 292098, 295380, 438147, 443070, 486830, 584196, 730245, 876294, 886140, 973660, 1314441, 1460490, 1752588, 2190735, 2628882, 2920980, 3943323, 4381470, 5257764, 6572205, 7886646, 8762940, 13144410, 15773292, 19716615, 26288820, 39433230, 78866460]

約数ペア:

[(1, 78866460), (2, 39433230), (3, 26288820), (4, 19716615), (5, 15773292), (6, 13144410), (9, 8762940), (10, 7886646), (12, 6572205), (15, 5257764), (18, 4381470), (20, 3943323), (27, 2920980), (30, 2628882), (36, 2190735), (45, 1752588), (54, 1460490), (60, 1314441), (81, 973660), (89, 886140), (90, 876294), (108, 730245), (135, 584196), (162, 486830), (178, 443070), (180, 438147), (267, 295380), (270, 292098), (324, 243415), (356, 221535), (405, 194732), (445, 177228), (534, 147690), (540, 146049), (547, 144180), (801, 98460), (810, 97366), (890, 88614), (1068, 73845), (1094, 72090), (1335, 59076), (1602, 49230), (1620, 48683), (1641, 48060), (1780, 44307), (2188, 36045), (2403, 32820), (2670, 29538), (2735, 28836), (3204, 24615), (3282, 24030), (4005, 19692), (4806, 16410), (4923, 16020), (5340, 14769), (5470, 14418), (6564, 12015), (7209, 10940), (8010, 9846), (8205, 9612)]