15480720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{2389}}^1$

素因数の和:2414

約数の個数: 100

約数和(自身を含む): 53789340

約数和(自身を除く): 38308620

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 2389, 3240, 4778, 6480, 7167, 9556, 11945, 14334, 19112, 21501, 23890, 28668, 35835, 38224, 43002, 47780, 57336, 64503, 71670, 86004, 95560, 107505, 114672, 129006, 143340, 172008, 191120, 193509, 215010, 258012, 286680, 322515, 344016, 387018, 430020, 516024, 573360, 645030, 774036, 860040, 967545, 1032048, 1290060, 1548072, 1720080, 1935090, 2580120, 3096144, 3870180, 5160240, 7740360, 15480720]

約数ペア:

[(1, 15480720), (2, 7740360), (3, 5160240), (4, 3870180), (5, 3096144), (6, 2580120), (8, 1935090), (9, 1720080), (10, 1548072), (12, 1290060), (15, 1032048), (16, 967545), (18, 860040), (20, 774036), (24, 645030), (27, 573360), (30, 516024), (36, 430020), (40, 387018), (45, 344016), (48, 322515), (54, 286680), (60, 258012), (72, 215010), (80, 193509), (81, 191120), (90, 172008), (108, 143340), (120, 129006), (135, 114672), (144, 107505), (162, 95560), (180, 86004), (216, 71670), (240, 64503), (270, 57336), (324, 47780), (360, 43002), (405, 38224), (432, 35835), (540, 28668), (648, 23890), (720, 21501), (810, 19112), (1080, 14334), (1296, 11945), (1620, 9556), (2160, 7167), (2389, 6480), (3240, 4778)]