1226640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:304

約数の個数: 80

約数和(自身を含む): 4017600

約数和(自身を除く): 2790960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 269, 285, 304, 380, 456, 538, 570, 760, 807, 912, 1076, 1140, 1345, 1520, 1614, 2152, 2280, 2690, 3228, 4035, 4304, 4560, 5111, 5380, 6456, 8070, 10222, 10760, 12912, 15333, 16140, 20444, 21520, 25555, 30666, 32280, 40888, 51110, 61332, 64560, 76665, 81776, 102220, 122664, 153330, 204440, 245328, 306660, 408880, 613320, 1226640]

約数ペア:

[(1, 1226640), (2, 613320), (3, 408880), (4, 306660), (5, 245328), (6, 204440), (8, 153330), (10, 122664), (12, 102220), (15, 81776), (16, 76665), (19, 64560), (20, 61332), (24, 51110), (30, 40888), (38, 32280), (40, 30666), (48, 25555), (57, 21520), (60, 20444), (76, 16140), (80, 15333), (95, 12912), (114, 10760), (120, 10222), (152, 8070), (190, 6456), (228, 5380), (240, 5111), (269, 4560), (285, 4304), (304, 4035), (380, 3228), (456, 2690), (538, 2280), (570, 2152), (760, 1614), (807, 1520), (912, 1345), (1076, 1140)]