339923385

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 632491200

約数和(自身を除く): 292567815

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 131, 135, 149, 215, 387, 393, 405, 447, 645, 655, 745, 1161, 1179, 1341, 1935, 1965, 2235, 3483, 3537, 4023, 5633, 5805, 5895, 6407, 6705, 10611, 12069, 16899, 17415, 17685, 19221, 19519, 20115, 28165, 32035, 50697, 53055, 57663, 58557, 60345, 84495, 96105, 97595, 152091, 172989, 175671, 253485, 288315, 292785, 456273, 518967, 527013, 760455, 839317, 864945, 878355, 1581039, 2281365, 2517951, 2594835, 2635065, 4196585, 7553853, 7905195, 12589755, 22661559, 37769265, 67984677, 113307795, 339923385]

約数ペア:

[(1, 339923385), (3, 113307795), (5, 67984677), (9, 37769265), (15, 22661559), (27, 12589755), (43, 7905195), (45, 7553853), (81, 4196585), (129, 2635065), (131, 2594835), (135, 2517951), (149, 2281365), (215, 1581039), (387, 878355), (393, 864945), (405, 839317), (447, 760455), (645, 527013), (655, 518967), (745, 456273), (1161, 292785), (1179, 288315), (1341, 253485), (1935, 175671), (1965, 172989), (2235, 152091), (3483, 97595), (3537, 96105), (4023, 84495), (5633, 60345), (5805, 58557), (5895, 57663), (6407, 53055), (6705, 50697), (10611, 32035), (12069, 28165), (16899, 20115), (17415, 19519), (17685, 19221)]