151961240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2531}}^1$

素因数の和:2640

約数の個数: 64

約数和(自身を含む): 364608000

約数和(自身を除く): 212646760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 316, 380, 395, 632, 760, 790, 1501, 1580, 2531, 3002, 3160, 5062, 6004, 7505, 10124, 12008, 12655, 15010, 20248, 25310, 30020, 48089, 50620, 60040, 96178, 101240, 192356, 199949, 240445, 384712, 399898, 480890, 799796, 961780, 999745, 1599592, 1923560, 1999490, 3799031, 3998980, 7598062, 7997960, 15196124, 18995155, 30392248, 37990310, 75980620, 151961240]

約数ペア:

[(1, 151961240), (2, 75980620), (4, 37990310), (5, 30392248), (8, 18995155), (10, 15196124), (19, 7997960), (20, 7598062), (38, 3998980), (40, 3799031), (76, 1999490), (79, 1923560), (95, 1599592), (152, 999745), (158, 961780), (190, 799796), (316, 480890), (380, 399898), (395, 384712), (632, 240445), (760, 199949), (790, 192356), (1501, 101240), (1580, 96178), (2531, 60040), (3002, 50620), (3160, 48089), (5062, 30020), (6004, 25310), (7505, 20248), (10124, 15010), (12008, 12655)]