30961440

素因数分解:

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

素因数の和:2416

約数の個数: 120

約数和(自身を含む): 109313820

約数和(自身を除く): 78352380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2389, 2592, 3240, 4320, 4778, 6480, 7167, 9556, 11945, 12960, 14334, 19112, 21501, 23890, 28668, 35835, 38224, 43002, 47780, 57336, 64503, 71670, 76448, 86004, 95560, 107505, 114672, 129006, 143340, 172008, 191120, 193509, 215010, 229344, 258012, 286680, 322515, 344016, 382240, 387018, 430020, 516024, 573360, 645030, 688032, 774036, 860040, 967545, 1032048, 1146720, 1290060, 1548072, 1720080, 1935090, 2064096, 2580120, 3096144, 3440160, 3870180, 5160240, 6192288, 7740360, 10320480, 15480720, 30961440]

約数ペア:

[(1, 30961440), (2, 15480720), (3, 10320480), (4, 7740360), (5, 6192288), (6, 5160240), (8, 3870180), (9, 3440160), (10, 3096144), (12, 2580120), (15, 2064096), (16, 1935090), (18, 1720080), (20, 1548072), (24, 1290060), (27, 1146720), (30, 1032048), (32, 967545), (36, 860040), (40, 774036), (45, 688032), (48, 645030), (54, 573360), (60, 516024), (72, 430020), (80, 387018), (81, 382240), (90, 344016), (96, 322515), (108, 286680), (120, 258012), (135, 229344), (144, 215010), (160, 193509), (162, 191120), (180, 172008), (216, 143340), (240, 129006), (270, 114672), (288, 107505), (324, 95560), (360, 86004), (405, 76448), (432, 71670), (480, 64503), (540, 57336), (648, 47780), (720, 43002), (810, 38224), (864, 35835), (1080, 28668), (1296, 23890), (1440, 21501), (1620, 19112), (2160, 14334), (2389, 12960), (2592, 11945), (3240, 9556), (4320, 7167), (4778, 6480)]