313202385

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 579720960

約数和(自身を除く): 266518575

約数列:

[1, 3, 5, 9, 15, 23, 45, 59, 69, 115, 177, 207, 223, 295, 345, 529, 531, 669, 885, 1035, 1115, 1357, 1587, 2007, 2645, 2655, 3345, 4071, 4761, 5129, 6785, 7935, 10035, 12213, 13157, 15387, 20355, 23805, 25645, 31211, 39471, 46161, 61065, 65785, 76935, 93633, 117967, 118413, 156055, 197355, 230805, 280899, 302611, 353901, 468165, 589835, 592065, 907833, 1061703, 1404495, 1513055, 1769505, 2723499, 4539165, 5308515, 6960053, 13617495, 20880159, 34800265, 62640477, 104400795, 313202385]

約数ペア:

[(1, 313202385), (3, 104400795), (5, 62640477), (9, 34800265), (15, 20880159), (23, 13617495), (45, 6960053), (59, 5308515), (69, 4539165), (115, 2723499), (177, 1769505), (207, 1513055), (223, 1404495), (295, 1061703), (345, 907833), (529, 592065), (531, 589835), (669, 468165), (885, 353901), (1035, 302611), (1115, 280899), (1357, 230805), (1587, 197355), (2007, 156055), (2645, 118413), (2655, 117967), (3345, 93633), (4071, 76935), (4761, 65785), (5129, 61065), (6785, 46161), (7935, 39471), (10035, 31211), (12213, 25645), (13157, 23805), (15387, 20355)]