20179211040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197371}}^1$

素因数の和:197463

約数の個数: 144

約数和(自身を含む): 69831792576

約数和(自身を除く): 49652581536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 426, 480, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1440, 1704, 2130, 2272, 2556, 2840, 3195, 3408, 4260, 5112, 5680, 6390, 6816, 8520, 10224, 11360, 12780, 17040, 20448, 25560, 34080, 51120, 102240, 197371, 394742, 592113, 789484, 986855, 1184226, 1578968, 1776339, 1973710, 2368452, 2960565, 3157936, 3552678, 3947420, 4736904, 5921130, 6315872, 7105356, 7894840, 8881695, 9473808, 11842260, 14013341, 14210712, 15789680, 17763390, 18947616, 23684520, 28026682, 28421424, 31579360, 35526780, 42040023, 47369040, 56053364, 56842848, 70066705, 71053560, 84080046, 94738080, 112106728, 126120069, 140133410, 142107120, 168160092, 210200115, 224213456, 252240138, 280266820, 284214240, 336320184, 420400230, 448426912, 504480276, 560533640, 630600345, 672640368, 840800460, 1008960552, 1121067280, 1261200690, 1345280736, 1681600920, 2017921104, 2242134560, 2522401380, 3363201840, 4035842208, 5044802760, 6726403680, 10089605520, 20179211040]

約数ペア:

[(1, 20179211040), (2, 10089605520), (3, 6726403680), (4, 5044802760), (5, 4035842208), (6, 3363201840), (8, 2522401380), (9, 2242134560), (10, 2017921104), (12, 1681600920), (15, 1345280736), (16, 1261200690), (18, 1121067280), (20, 1008960552), (24, 840800460), (30, 672640368), (32, 630600345), (36, 560533640), (40, 504480276), (45, 448426912), (48, 420400230), (60, 336320184), (71, 284214240), (72, 280266820), (80, 252240138), (90, 224213456), (96, 210200115), (120, 168160092), (142, 142107120), (144, 140133410), (160, 126120069), (180, 112106728), (213, 94738080), (240, 84080046), (284, 71053560), (288, 70066705), (355, 56842848), (360, 56053364), (426, 47369040), (480, 42040023), (568, 35526780), (639, 31579360), (710, 28421424), (720, 28026682), (852, 23684520), (1065, 18947616), (1136, 17763390), (1278, 15789680), (1420, 14210712), (1440, 14013341), (1704, 11842260), (2130, 9473808), (2272, 8881695), (2556, 7894840), (2840, 7105356), (3195, 6315872), (3408, 5921130), (4260, 4736904), (5112, 3947420), (5680, 3552678), (6390, 3157936), (6816, 2960565), (8520, 2368452), (10224, 1973710), (11360, 1776339), (12780, 1578968), (17040, 1184226), (20448, 986855), (25560, 789484), (34080, 592113), (51120, 394742), (102240, 197371)]