206540640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7549}}^1$

素因数の和:7589

約数の個数: 144

約数和(自身を含む): 742014000

約数和(自身を除く): 535473360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 7549, 9120, 13680, 15098, 22647, 27360, 30196, 37745, 45294, 60392, 67941, 75490, 90588, 113235, 120784, 135882, 143431, 150980, 181176, 226470, 241568, 271764, 286862, 301960, 339705, 362352, 430293, 452940, 543528, 573724, 603920, 679410, 717155, 724704, 860586, 905880, 1087056, 1147448, 1207840, 1290879, 1358820, 1434310, 1721172, 1811760, 2151465, 2174112, 2294896, 2581758, 2717640, 2868620, 3442344, 3623520, 4302930, 4589792, 5163516, 5435280, 5737240, 6454395, 6884688, 8605860, 10327032, 10870560, 11474480, 12908790, 13769376, 17211720, 20654064, 22948960, 25817580, 34423440, 41308128, 51635160, 68846880, 103270320, 206540640]

約数ペア:

[(1, 206540640), (2, 103270320), (3, 68846880), (4, 51635160), (5, 41308128), (6, 34423440), (8, 25817580), (9, 22948960), (10, 20654064), (12, 17211720), (15, 13769376), (16, 12908790), (18, 11474480), (19, 10870560), (20, 10327032), (24, 8605860), (30, 6884688), (32, 6454395), (36, 5737240), (38, 5435280), (40, 5163516), (45, 4589792), (48, 4302930), (57, 3623520), (60, 3442344), (72, 2868620), (76, 2717640), (80, 2581758), (90, 2294896), (95, 2174112), (96, 2151465), (114, 1811760), (120, 1721172), (144, 1434310), (152, 1358820), (160, 1290879), (171, 1207840), (180, 1147448), (190, 1087056), (228, 905880), (240, 860586), (285, 724704), (288, 717155), (304, 679410), (342, 603920), (360, 573724), (380, 543528), (456, 452940), (480, 430293), (570, 362352), (608, 339705), (684, 301960), (720, 286862), (760, 271764), (855, 241568), (912, 226470), (1140, 181176), (1368, 150980), (1440, 143431), (1520, 135882), (1710, 120784), (1824, 113235), (2280, 90588), (2736, 75490), (3040, 67941), (3420, 60392), (4560, 45294), (5472, 37745), (6840, 30196), (7549, 27360), (9120, 22647), (13680, 15098)]