72782970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{433}}^1$

素因数の和:887

約数の個数: 64

約数和(自身を含む): 188987904

約数和(自身を除く): 116204934

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 431, 433, 862, 866, 1293, 1299, 2155, 2165, 2586, 2598, 4310, 4330, 5603, 5629, 6465, 6495, 11206, 11258, 12930, 12990, 16809, 16887, 28015, 28145, 33618, 33774, 56030, 56290, 84045, 84435, 168090, 168870, 186623, 373246, 559869, 933115, 1119738, 1866230, 2426099, 2799345, 4852198, 5598690, 7278297, 12130495, 14556594, 24260990, 36391485, 72782970]

約数ペア:

[(1, 72782970), (2, 36391485), (3, 24260990), (5, 14556594), (6, 12130495), (10, 7278297), (13, 5598690), (15, 4852198), (26, 2799345), (30, 2426099), (39, 1866230), (65, 1119738), (78, 933115), (130, 559869), (195, 373246), (390, 186623), (431, 168870), (433, 168090), (862, 84435), (866, 84045), (1293, 56290), (1299, 56030), (2155, 33774), (2165, 33618), (2586, 28145), (2598, 28015), (4310, 16887), (4330, 16809), (5603, 12990), (5629, 12930), (6465, 11258), (6495, 11206)]