16239581440

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1\times {\mathrm{353}}^1$

素因数の和:784

約数の個数: 144

約数和(自身を含む): 39455152128

約数和(自身を除く): 23215570688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 283, 320, 353, 508, 566, 635, 640, 706, 1016, 1132, 1270, 1280, 1412, 1415, 1765, 2032, 2264, 2540, 2824, 2830, 3530, 4064, 4528, 5080, 5648, 5660, 7060, 8128, 9056, 10160, 11296, 11320, 14120, 16256, 18112, 20320, 22592, 22640, 28240, 32512, 35941, 36224, 40640, 44831, 45184, 45280, 56480, 71882, 72448, 81280, 89662, 90368, 90560, 99899, 112960, 143764, 162560, 179324, 179705, 181120, 199798, 224155, 225920, 287528, 358648, 359410, 362240, 399596, 448310, 451840, 499495, 575056, 717296, 718820, 799192, 896620, 998990, 1150112, 1434592, 1437640, 1598384, 1793240, 1997980, 2300224, 2869184, 2875280, 3196768, 3586480, 3995960, 4600448, 5738368, 5750560, 6393536, 7172960, 7991920, 9200896, 11476736, 11501120, 12687173, 12787072, 14345920, 15983840, 23002240, 25374346, 25574144, 28691840, 31967680, 46004480, 50748692, 57383680, 63435865, 63935360, 101497384, 126871730, 127870720, 202994768, 253743460, 405989536, 507486920, 811979072, 1014973840, 1623958144, 2029947680, 3247916288, 4059895360, 8119790720, 16239581440]

約数ペア:

[(1, 16239581440), (2, 8119790720), (4, 4059895360), (5, 3247916288), (8, 2029947680), (10, 1623958144), (16, 1014973840), (20, 811979072), (32, 507486920), (40, 405989536), (64, 253743460), (80, 202994768), (127, 127870720), (128, 126871730), (160, 101497384), (254, 63935360), (256, 63435865), (283, 57383680), (320, 50748692), (353, 46004480), (508, 31967680), (566, 28691840), (635, 25574144), (640, 25374346), (706, 23002240), (1016, 15983840), (1132, 14345920), (1270, 12787072), (1280, 12687173), (1412, 11501120), (1415, 11476736), (1765, 9200896), (2032, 7991920), (2264, 7172960), (2540, 6393536), (2824, 5750560), (2830, 5738368), (3530, 4600448), (4064, 3995960), (4528, 3586480), (5080, 3196768), (5648, 2875280), (5660, 2869184), (7060, 2300224), (8128, 1997980), (9056, 1793240), (10160, 1598384), (11296, 1437640), (11320, 1434592), (14120, 1150112), (16256, 998990), (18112, 896620), (20320, 799192), (22592, 718820), (22640, 717296), (28240, 575056), (32512, 499495), (35941, 451840), (36224, 448310), (40640, 399596), (44831, 362240), (45184, 359410), (45280, 358648), (56480, 287528), (71882, 225920), (72448, 224155), (81280, 199798), (89662, 181120), (90368, 179705), (90560, 179324), (99899, 162560), (112960, 143764)]