212645340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:772

約数の個数: 144

約数和(自身を含む): 687042720

約数和(自身を除く): 474397380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 97, 114, 171, 180, 190, 194, 228, 285, 291, 342, 380, 388, 485, 570, 582, 641, 684, 855, 873, 970, 1140, 1164, 1282, 1455, 1710, 1746, 1843, 1923, 1940, 2564, 2910, 3205, 3420, 3492, 3686, 3846, 4365, 5529, 5769, 5820, 6410, 7372, 7692, 8730, 9215, 9615, 11058, 11538, 12179, 12820, 16587, 17460, 18430, 19230, 22116, 23076, 24358, 27645, 28845, 33174, 36537, 36860, 38460, 48716, 55290, 57690, 60895, 62177, 66348, 73074, 82935, 109611, 110580, 115380, 121790, 124354, 146148, 165870, 182685, 186531, 219222, 243580, 248708, 310885, 331740, 365370, 373062, 438444, 548055, 559593, 621770, 730740, 746124, 932655, 1096110, 1119186, 1181363, 1243540, 1865310, 2192220, 2238372, 2362726, 2797965, 3544089, 3730620, 4725452, 5595930, 5906815, 7088178, 10632267, 11191860, 11813630, 14176356, 17720445, 21264534, 23627260, 35440890, 42529068, 53161335, 70881780, 106322670, 212645340]

約数ペア:

[(1, 212645340), (2, 106322670), (3, 70881780), (4, 53161335), (5, 42529068), (6, 35440890), (9, 23627260), (10, 21264534), (12, 17720445), (15, 14176356), (18, 11813630), (19, 11191860), (20, 10632267), (30, 7088178), (36, 5906815), (38, 5595930), (45, 4725452), (57, 3730620), (60, 3544089), (76, 2797965), (90, 2362726), (95, 2238372), (97, 2192220), (114, 1865310), (171, 1243540), (180, 1181363), (190, 1119186), (194, 1096110), (228, 932655), (285, 746124), (291, 730740), (342, 621770), (380, 559593), (388, 548055), (485, 438444), (570, 373062), (582, 365370), (641, 331740), (684, 310885), (855, 248708), (873, 243580), (970, 219222), (1140, 186531), (1164, 182685), (1282, 165870), (1455, 146148), (1710, 124354), (1746, 121790), (1843, 115380), (1923, 110580), (1940, 109611), (2564, 82935), (2910, 73074), (3205, 66348), (3420, 62177), (3492, 60895), (3686, 57690), (3846, 55290), (4365, 48716), (5529, 38460), (5769, 36860), (5820, 36537), (6410, 33174), (7372, 28845), (7692, 27645), (8730, 24358), (9215, 23076), (9615, 22116), (11058, 19230), (11538, 18430), (12179, 17460), (12820, 16587)]