155137840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:299

約数の個数: 160

約数和(自身を含む): 431972352

約数和(自身を除く): 276834512

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 71, 80, 88, 104, 110, 130, 142, 143, 176, 191, 208, 220, 260, 284, 286, 355, 382, 440, 520, 568, 572, 710, 715, 764, 781, 880, 923, 955, 1040, 1136, 1144, 1420, 1430, 1528, 1562, 1846, 1910, 2101, 2288, 2483, 2840, 2860, 3056, 3124, 3692, 3820, 3905, 4202, 4615, 4966, 5680, 5720, 6248, 7384, 7640, 7810, 8404, 9230, 9932, 10153, 10505, 11440, 12415, 12496, 13561, 14768, 15280, 15620, 16808, 18460, 19864, 20306, 21010, 24830, 27122, 27313, 31240, 33616, 36920, 39728, 40612, 42020, 49660, 50765, 54244, 54626, 62480, 67805, 73840, 81224, 84040, 99320, 101530, 108488, 109252, 135610, 136565, 149171, 162448, 168080, 176293, 198640, 203060, 216976, 218504, 271220, 273130, 298342, 352586, 406120, 437008, 542440, 546260, 596684, 705172, 745855, 812240, 881465, 1084880, 1092520, 1193368, 1410344, 1491710, 1762930, 1939223, 2185040, 2386736, 2820688, 2983420, 3525860, 3878446, 5966840, 7051720, 7756892, 9696115, 11933680, 14103440, 15513784, 19392230, 31027568, 38784460, 77568920, 155137840]

約数ペア:

[(1, 155137840), (2, 77568920), (4, 38784460), (5, 31027568), (8, 19392230), (10, 15513784), (11, 14103440), (13, 11933680), (16, 9696115), (20, 7756892), (22, 7051720), (26, 5966840), (40, 3878446), (44, 3525860), (52, 2983420), (55, 2820688), (65, 2386736), (71, 2185040), (80, 1939223), (88, 1762930), (104, 1491710), (110, 1410344), (130, 1193368), (142, 1092520), (143, 1084880), (176, 881465), (191, 812240), (208, 745855), (220, 705172), (260, 596684), (284, 546260), (286, 542440), (355, 437008), (382, 406120), (440, 352586), (520, 298342), (568, 273130), (572, 271220), (710, 218504), (715, 216976), (764, 203060), (781, 198640), (880, 176293), (923, 168080), (955, 162448), (1040, 149171), (1136, 136565), (1144, 135610), (1420, 109252), (1430, 108488), (1528, 101530), (1562, 99320), (1846, 84040), (1910, 81224), (2101, 73840), (2288, 67805), (2483, 62480), (2840, 54626), (2860, 54244), (3056, 50765), (3124, 49660), (3692, 42020), (3820, 40612), (3905, 39728), (4202, 36920), (4615, 33616), (4966, 31240), (5680, 27313), (5720, 27122), (6248, 24830), (7384, 21010), (7640, 20306), (7810, 19864), (8404, 18460), (9230, 16808), (9932, 15620), (10153, 15280), (10505, 14768), (11440, 13561), (12415, 12496)]