201428744

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 421692480

約数和(自身を除く): 220263736

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 101, 131, 173, 202, 262, 346, 404, 524, 692, 808, 1048, 1111, 1384, 1441, 1903, 2222, 2882, 3806, 4444, 5764, 7612, 8888, 11528, 13231, 15224, 17473, 22663, 26462, 34946, 45326, 52924, 69892, 90652, 105848, 139784, 145541, 181304, 192203, 249293, 291082, 384406, 498586, 582164, 768812, 997172, 1164328, 1537624, 1994344, 2288963, 4577926, 9155852, 18311704, 25178593, 50357186, 100714372, 201428744]

約数ペア:

[(1, 201428744), (2, 100714372), (4, 50357186), (8, 25178593), (11, 18311704), (22, 9155852), (44, 4577926), (88, 2288963), (101, 1994344), (131, 1537624), (173, 1164328), (202, 997172), (262, 768812), (346, 582164), (404, 498586), (524, 384406), (692, 291082), (808, 249293), (1048, 192203), (1111, 181304), (1384, 145541), (1441, 139784), (1903, 105848), (2222, 90652), (2882, 69892), (3806, 52924), (4444, 45326), (5764, 34946), (7612, 26462), (8888, 22663), (11528, 17473), (13231, 15224)]