204555270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{1231}}^1$

素因数の和:1461

約数の個数: 64

約数和(自身を含む): 510935040

約数和(自身を除く): 306379770

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 191, 290, 382, 435, 573, 870, 955, 1146, 1231, 1910, 2462, 2865, 3693, 5539, 5730, 6155, 7386, 11078, 12310, 16617, 18465, 27695, 33234, 35699, 36930, 55390, 71398, 83085, 107097, 166170, 178495, 214194, 235121, 356990, 470242, 535485, 705363, 1070970, 1175605, 1410726, 2351210, 3526815, 6818509, 7053630, 13637018, 20455527, 34092545, 40911054, 68185090, 102277635, 204555270]

約数ペア:

[(1, 204555270), (2, 102277635), (3, 68185090), (5, 40911054), (6, 34092545), (10, 20455527), (15, 13637018), (29, 7053630), (30, 6818509), (58, 3526815), (87, 2351210), (145, 1410726), (174, 1175605), (191, 1070970), (290, 705363), (382, 535485), (435, 470242), (573, 356990), (870, 235121), (955, 214194), (1146, 178495), (1231, 166170), (1910, 107097), (2462, 83085), (2865, 71398), (3693, 55390), (5539, 36930), (5730, 35699), (6155, 33234), (7386, 27695), (11078, 18465), (12310, 16617)]