306149840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{353}}^1$

素因数の和:696

約数の個数: 80

約数和(自身を含む): 735609168

約数和(自身を除く): 429459328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 293, 296, 353, 370, 586, 592, 706, 740, 1172, 1412, 1465, 1480, 1765, 2344, 2824, 2930, 2960, 3530, 4688, 5648, 5860, 7060, 10841, 11720, 13061, 14120, 21682, 23440, 26122, 28240, 43364, 52244, 54205, 65305, 86728, 103429, 104488, 108410, 130610, 173456, 206858, 208976, 216820, 261220, 413716, 433640, 517145, 522440, 827432, 867280, 1034290, 1044880, 1654864, 2068580, 3826873, 4137160, 7653746, 8274320, 15307492, 19134365, 30614984, 38268730, 61229968, 76537460, 153074920, 306149840]

約数ペア:

[(1, 306149840), (2, 153074920), (4, 76537460), (5, 61229968), (8, 38268730), (10, 30614984), (16, 19134365), (20, 15307492), (37, 8274320), (40, 7653746), (74, 4137160), (80, 3826873), (148, 2068580), (185, 1654864), (293, 1044880), (296, 1034290), (353, 867280), (370, 827432), (586, 522440), (592, 517145), (706, 433640), (740, 413716), (1172, 261220), (1412, 216820), (1465, 208976), (1480, 206858), (1765, 173456), (2344, 130610), (2824, 108410), (2930, 104488), (2960, 103429), (3530, 86728), (4688, 65305), (5648, 54205), (5860, 52244), (7060, 43364), (10841, 28240), (11720, 26122), (13061, 23440), (14120, 21682)]