218213104

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:254

約数の個数: 80

約数和(自身を含む): 451685376

約数和(自身を除く): 233472272

約数列:

[1, 2, 4, 8, 16, 47, 61, 67, 71, 94, 122, 134, 142, 188, 244, 268, 284, 376, 488, 536, 568, 752, 976, 1072, 1136, 2867, 3149, 3337, 4087, 4331, 4757, 5734, 6298, 6674, 8174, 8662, 9514, 11468, 12596, 13348, 16348, 17324, 19028, 22936, 25192, 26696, 32696, 34648, 38056, 45872, 50384, 53392, 65392, 69296, 76112, 192089, 203557, 223579, 290177, 384178, 407114, 447158, 580354, 768356, 814228, 894316, 1160708, 1536712, 1628456, 1788632, 2321416, 3073424, 3256912, 3577264, 4642832, 13638319, 27276638, 54553276, 109106552, 218213104]

約数ペア:

[(1, 218213104), (2, 109106552), (4, 54553276), (8, 27276638), (16, 13638319), (47, 4642832), (61, 3577264), (67, 3256912), (71, 3073424), (94, 2321416), (122, 1788632), (134, 1628456), (142, 1536712), (188, 1160708), (244, 894316), (268, 814228), (284, 768356), (376, 580354), (488, 447158), (536, 407114), (568, 384178), (752, 290177), (976, 223579), (1072, 203557), (1136, 192089), (2867, 76112), (3149, 69296), (3337, 65392), (4087, 53392), (4331, 50384), (4757, 45872), (5734, 38056), (6298, 34648), (6674, 32696), (8174, 26696), (8662, 25192), (9514, 22936), (11468, 19028), (12596, 17324), (13348, 16348)]