138664120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{269}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 365666400

約数和(自身を除く): 227002280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 263, 269, 280, 392, 490, 526, 538, 980, 1052, 1076, 1315, 1345, 1841, 1883, 1960, 2104, 2152, 2630, 2690, 3682, 3766, 5260, 5380, 7364, 7532, 9205, 9415, 10520, 10760, 12887, 13181, 14728, 15064, 18410, 18830, 25774, 26362, 36820, 37660, 51548, 52724, 64435, 65905, 70747, 73640, 75320, 103096, 105448, 128870, 131810, 141494, 257740, 263620, 282988, 353735, 495229, 515480, 527240, 565976, 707470, 990458, 1414940, 1980916, 2476145, 2829880, 3466603, 3961832, 4952290, 6933206, 9904580, 13866412, 17333015, 19809160, 27732824, 34666030, 69332060, 138664120]

約数ペア:

[(1, 138664120), (2, 69332060), (4, 34666030), (5, 27732824), (7, 19809160), (8, 17333015), (10, 13866412), (14, 9904580), (20, 6933206), (28, 4952290), (35, 3961832), (40, 3466603), (49, 2829880), (56, 2476145), (70, 1980916), (98, 1414940), (140, 990458), (196, 707470), (245, 565976), (263, 527240), (269, 515480), (280, 495229), (392, 353735), (490, 282988), (526, 263620), (538, 257740), (980, 141494), (1052, 131810), (1076, 128870), (1315, 105448), (1345, 103096), (1841, 75320), (1883, 73640), (1960, 70747), (2104, 65905), (2152, 64435), (2630, 52724), (2690, 51548), (3682, 37660), (3766, 36820), (5260, 26362), (5380, 25774), (7364, 18830), (7532, 18410), (9205, 15064), (9415, 14728), (10520, 13181), (10760, 12887)]