221597220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2237}}^1$

素因数の和:2389

約数の個数: 96

約数和(自身を含む): 673763328

約数和(自身を除く): 452166108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 127, 130, 156, 195, 254, 260, 381, 390, 508, 635, 762, 780, 1270, 1524, 1651, 1905, 2237, 2540, 3302, 3810, 4474, 4953, 6604, 6711, 7620, 8255, 8948, 9906, 11185, 13422, 16510, 19812, 22370, 24765, 26844, 29081, 33020, 33555, 44740, 49530, 58162, 67110, 87243, 99060, 116324, 134220, 145405, 174486, 284099, 290810, 348972, 436215, 568198, 581620, 852297, 872430, 1136396, 1420495, 1704594, 1744860, 2840990, 3409188, 3693287, 4261485, 5681980, 7386574, 8522970, 11079861, 14773148, 17045940, 18466435, 22159722, 36932870, 44319444, 55399305, 73865740, 110798610, 221597220]

約数ペア:

[(1, 221597220), (2, 110798610), (3, 73865740), (4, 55399305), (5, 44319444), (6, 36932870), (10, 22159722), (12, 18466435), (13, 17045940), (15, 14773148), (20, 11079861), (26, 8522970), (30, 7386574), (39, 5681980), (52, 4261485), (60, 3693287), (65, 3409188), (78, 2840990), (127, 1744860), (130, 1704594), (156, 1420495), (195, 1136396), (254, 872430), (260, 852297), (381, 581620), (390, 568198), (508, 436215), (635, 348972), (762, 290810), (780, 284099), (1270, 174486), (1524, 145405), (1651, 134220), (1905, 116324), (2237, 99060), (2540, 87243), (3302, 67110), (3810, 58162), (4474, 49530), (4953, 44740), (6604, 33555), (6711, 33020), (7620, 29081), (8255, 26844), (8948, 24765), (9906, 22370), (11185, 19812), (13422, 16510)]