15639720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{59}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 48751200

約数和(自身を除く): 33111480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 59, 60, 94, 118, 120, 141, 177, 188, 235, 236, 282, 295, 354, 376, 470, 472, 564, 590, 705, 708, 885, 940, 1128, 1180, 1410, 1416, 1770, 1880, 2209, 2360, 2773, 2820, 3540, 4418, 5546, 5640, 6627, 7080, 8319, 8836, 11045, 11092, 13254, 13865, 16638, 17672, 22090, 22184, 26508, 27730, 33135, 33276, 41595, 44180, 53016, 55460, 66270, 66552, 83190, 88360, 110920, 130331, 132540, 166380, 260662, 265080, 332760, 390993, 521324, 651655, 781986, 1042648, 1303310, 1563972, 1954965, 2606620, 3127944, 3909930, 5213240, 7819860, 15639720]

約数ペア:

[(1, 15639720), (2, 7819860), (3, 5213240), (4, 3909930), (5, 3127944), (6, 2606620), (8, 1954965), (10, 1563972), (12, 1303310), (15, 1042648), (20, 781986), (24, 651655), (30, 521324), (40, 390993), (47, 332760), (59, 265080), (60, 260662), (94, 166380), (118, 132540), (120, 130331), (141, 110920), (177, 88360), (188, 83190), (235, 66552), (236, 66270), (282, 55460), (295, 53016), (354, 44180), (376, 41595), (470, 33276), (472, 33135), (564, 27730), (590, 26508), (705, 22184), (708, 22090), (885, 17672), (940, 16638), (1128, 13865), (1180, 13254), (1410, 11092), (1416, 11045), (1770, 8836), (1880, 8319), (2209, 7080), (2360, 6627), (2773, 5640), (2820, 5546), (3540, 4418)]