138102580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:614

約数の個数: 144

約数和(自身を含む): 384725376

約数和(自身を除く): 246622796

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 49, 55, 70, 77, 92, 98, 110, 115, 140, 154, 161, 196, 220, 230, 245, 253, 308, 322, 385, 460, 490, 506, 539, 557, 644, 770, 805, 980, 1012, 1078, 1114, 1127, 1265, 1540, 1610, 1771, 2156, 2228, 2254, 2530, 2695, 2785, 3220, 3542, 3899, 4508, 5060, 5390, 5570, 5635, 6127, 7084, 7798, 8855, 10780, 11140, 11270, 12254, 12397, 12811, 15596, 17710, 19495, 22540, 24508, 24794, 25622, 27293, 30635, 35420, 38990, 42889, 49588, 51244, 54586, 61270, 61985, 64055, 77980, 85778, 89677, 109172, 122540, 123970, 128110, 136465, 140921, 171556, 179354, 214445, 247940, 256220, 272930, 281842, 300223, 358708, 428890, 448385, 545860, 563684, 600446, 627739, 704605, 857780, 896770, 986447, 1200892, 1255478, 1409210, 1501115, 1793540, 1972894, 2510956, 2818420, 3002230, 3138695, 3945788, 4932235, 6004460, 6277390, 6905129, 9864470, 12554780, 13810258, 19728940, 27620516, 34525645, 69051290, 138102580]

約数ペア:

[(1, 138102580), (2, 69051290), (4, 34525645), (5, 27620516), (7, 19728940), (10, 13810258), (11, 12554780), (14, 9864470), (20, 6905129), (22, 6277390), (23, 6004460), (28, 4932235), (35, 3945788), (44, 3138695), (46, 3002230), (49, 2818420), (55, 2510956), (70, 1972894), (77, 1793540), (92, 1501115), (98, 1409210), (110, 1255478), (115, 1200892), (140, 986447), (154, 896770), (161, 857780), (196, 704605), (220, 627739), (230, 600446), (245, 563684), (253, 545860), (308, 448385), (322, 428890), (385, 358708), (460, 300223), (490, 281842), (506, 272930), (539, 256220), (557, 247940), (644, 214445), (770, 179354), (805, 171556), (980, 140921), (1012, 136465), (1078, 128110), (1114, 123970), (1127, 122540), (1265, 109172), (1540, 89677), (1610, 85778), (1771, 77980), (2156, 64055), (2228, 61985), (2254, 61270), (2530, 54586), (2695, 51244), (2785, 49588), (3220, 42889), (3542, 38990), (3899, 35420), (4508, 30635), (5060, 27293), (5390, 25622), (5570, 24794), (5635, 24508), (6127, 22540), (7084, 19495), (7798, 17710), (8855, 15596), (10780, 12811), (11140, 12397), (11270, 12254)]