157911840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{109661}}^1$

素因数の和:109682

約数の個数: 72

約数和(自身を含む): 538879068

約数和(自身を除く): 380967228

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 109661, 219322, 328983, 438644, 548305, 657966, 877288, 986949, 1096610, 1315932, 1644915, 1754576, 1973898, 2193220, 2631864, 3289830, 3509152, 3947796, 4386440, 4934745, 5263728, 6579660, 7895592, 8772880, 9869490, 10527456, 13159320, 15791184, 17545760, 19738980, 26318640, 31582368, 39477960, 52637280, 78955920, 157911840]

約数ペア:

[(1, 157911840), (2, 78955920), (3, 52637280), (4, 39477960), (5, 31582368), (6, 26318640), (8, 19738980), (9, 17545760), (10, 15791184), (12, 13159320), (15, 10527456), (16, 9869490), (18, 8772880), (20, 7895592), (24, 6579660), (30, 5263728), (32, 4934745), (36, 4386440), (40, 3947796), (45, 3509152), (48, 3289830), (60, 2631864), (72, 2193220), (80, 1973898), (90, 1754576), (96, 1644915), (120, 1315932), (144, 1096610), (160, 986949), (180, 877288), (240, 657966), (288, 548305), (360, 438644), (480, 328983), (720, 219322), (1440, 109661)]