31504410

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:313

約数の個数: 128

約数和(自身を含む): 97689600

約数和(自身を除く): 66185190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 79, 90, 105, 126, 135, 158, 189, 210, 211, 237, 270, 315, 378, 395, 422, 474, 553, 630, 633, 711, 790, 945, 1055, 1106, 1185, 1266, 1422, 1477, 1659, 1890, 1899, 2110, 2133, 2370, 2765, 2954, 3165, 3318, 3555, 3798, 4266, 4431, 4977, 5530, 5697, 6330, 7110, 7385, 8295, 8862, 9495, 9954, 10665, 11394, 13293, 14770, 14931, 16590, 16669, 18990, 21330, 22155, 24885, 26586, 28485, 29862, 33338, 39879, 44310, 49770, 50007, 56970, 66465, 74655, 79758, 83345, 100014, 116683, 132930, 149310, 150021, 166690, 199395, 233366, 250035, 300042, 350049, 398790, 450063, 500070, 583415, 700098, 750105, 900126, 1050147, 1166830, 1500210, 1750245, 2100294, 2250315, 3150441, 3500490, 4500630, 5250735, 6300882, 10501470, 15752205, 31504410]

約数ペア:

[(1, 31504410), (2, 15752205), (3, 10501470), (5, 6300882), (6, 5250735), (7, 4500630), (9, 3500490), (10, 3150441), (14, 2250315), (15, 2100294), (18, 1750245), (21, 1500210), (27, 1166830), (30, 1050147), (35, 900126), (42, 750105), (45, 700098), (54, 583415), (63, 500070), (70, 450063), (79, 398790), (90, 350049), (105, 300042), (126, 250035), (135, 233366), (158, 199395), (189, 166690), (210, 150021), (211, 149310), (237, 132930), (270, 116683), (315, 100014), (378, 83345), (395, 79758), (422, 74655), (474, 66465), (553, 56970), (630, 50007), (633, 49770), (711, 44310), (790, 39879), (945, 33338), (1055, 29862), (1106, 28485), (1185, 26586), (1266, 24885), (1422, 22155), (1477, 21330), (1659, 18990), (1890, 16669), (1899, 16590), (2110, 14931), (2133, 14770), (2370, 13293), (2765, 11394), (2954, 10665), (3165, 9954), (3318, 9495), (3555, 8862), (3798, 8295), (4266, 7385), (4431, 7110), (4977, 6330), (5530, 5697)]