420094980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{6257}}^1$

素因数の和:6645

約数の個数: 72

約数和(自身を含む): 1277908632

約数和(自身を除く): 857813652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 373, 746, 1119, 1492, 1865, 2238, 3357, 3730, 4476, 5595, 6257, 6714, 7460, 11190, 12514, 13428, 16785, 18771, 22380, 25028, 31285, 33570, 37542, 56313, 62570, 67140, 75084, 93855, 112626, 125140, 187710, 225252, 281565, 375420, 563130, 1126260, 2333861, 4667722, 7001583, 9335444, 11669305, 14003166, 21004749, 23338610, 28006332, 35007915, 42009498, 46677220, 70015830, 84018996, 105023745, 140031660, 210047490, 420094980]

約数ペア:

[(1, 420094980), (2, 210047490), (3, 140031660), (4, 105023745), (5, 84018996), (6, 70015830), (9, 46677220), (10, 42009498), (12, 35007915), (15, 28006332), (18, 23338610), (20, 21004749), (30, 14003166), (36, 11669305), (45, 9335444), (60, 7001583), (90, 4667722), (180, 2333861), (373, 1126260), (746, 563130), (1119, 375420), (1492, 281565), (1865, 225252), (2238, 187710), (3357, 125140), (3730, 112626), (4476, 93855), (5595, 75084), (6257, 67140), (6714, 62570), (7460, 56313), (11190, 37542), (12514, 33570), (13428, 31285), (16785, 25028), (18771, 22380)]