72839580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 228802560

約数和(自身を除く): 155962980

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 79, 110, 121, 127, 132, 158, 165, 220, 237, 242, 254, 316, 330, 363, 381, 395, 474, 484, 508, 605, 635, 660, 726, 762, 790, 869, 948, 1185, 1210, 1270, 1397, 1452, 1524, 1580, 1738, 1815, 1905, 2370, 2420, 2540, 2607, 2794, 3476, 3630, 3810, 4191, 4345, 4740, 5214, 5588, 6985, 7260, 7620, 8382, 8690, 9559, 10033, 10428, 13035, 13970, 15367, 16764, 17380, 19118, 20066, 20955, 26070, 27940, 28677, 30099, 30734, 38236, 40132, 41910, 46101, 47795, 50165, 52140, 57354, 60198, 61468, 76835, 83820, 92202, 95590, 100330, 110363, 114708, 120396, 143385, 150495, 153670, 184404, 191180, 200660, 220726, 230505, 286770, 300990, 307340, 331089, 441452, 461010, 551815, 573540, 601980, 662178, 922020, 1103630, 1213993, 1324356, 1655445, 2207260, 2427986, 3310890, 3641979, 4855972, 6069965, 6621780, 7283958, 12139930, 14567916, 18209895, 24279860, 36419790, 72839580]

約数ペア:

[(1, 72839580), (2, 36419790), (3, 24279860), (4, 18209895), (5, 14567916), (6, 12139930), (10, 7283958), (11, 6621780), (12, 6069965), (15, 4855972), (20, 3641979), (22, 3310890), (30, 2427986), (33, 2207260), (44, 1655445), (55, 1324356), (60, 1213993), (66, 1103630), (79, 922020), (110, 662178), (121, 601980), (127, 573540), (132, 551815), (158, 461010), (165, 441452), (220, 331089), (237, 307340), (242, 300990), (254, 286770), (316, 230505), (330, 220726), (363, 200660), (381, 191180), (395, 184404), (474, 153670), (484, 150495), (508, 143385), (605, 120396), (635, 114708), (660, 110363), (726, 100330), (762, 95590), (790, 92202), (869, 83820), (948, 76835), (1185, 61468), (1210, 60198), (1270, 57354), (1397, 52140), (1452, 50165), (1524, 47795), (1580, 46101), (1738, 41910), (1815, 40132), (1905, 38236), (2370, 30734), (2420, 30099), (2540, 28677), (2607, 27940), (2794, 26070), (3476, 20955), (3630, 20066), (3810, 19118), (4191, 17380), (4345, 16764), (4740, 15367), (5214, 13970), (5588, 13035), (6985, 10428), (7260, 10033), (7620, 9559), (8382, 8690)]