2015323640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2081}}^1$

素因数の和:2205

約数の個数: 128

約数和(自身を含む): 5180682240

約数和(自身を除く): 3165358600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 71, 88, 110, 124, 142, 155, 220, 248, 284, 310, 341, 355, 440, 568, 620, 682, 710, 781, 1240, 1364, 1420, 1562, 1705, 2081, 2201, 2728, 2840, 3124, 3410, 3905, 4162, 4402, 6248, 6820, 7810, 8324, 8804, 10405, 11005, 13640, 15620, 16648, 17608, 20810, 22010, 22891, 24211, 31240, 41620, 44020, 45782, 48422, 64511, 83240, 88040, 91564, 96844, 114455, 121055, 129022, 147751, 183128, 193688, 228910, 242110, 258044, 295502, 322555, 457820, 484220, 516088, 591004, 645110, 709621, 738755, 915640, 968440, 1182008, 1290220, 1419242, 1477510, 1625261, 2580440, 2838484, 2955020, 3250522, 3548105, 4580281, 5676968, 5910040, 6501044, 7096210, 8126305, 9160562, 13002088, 14192420, 16252610, 18321124, 22901405, 28384840, 32505220, 36642248, 45802810, 50383091, 65010440, 91605620, 100766182, 183211240, 201532364, 251915455, 403064728, 503830910, 1007661820, 2015323640]

約数ペア:

[(1, 2015323640), (2, 1007661820), (4, 503830910), (5, 403064728), (8, 251915455), (10, 201532364), (11, 183211240), (20, 100766182), (22, 91605620), (31, 65010440), (40, 50383091), (44, 45802810), (55, 36642248), (62, 32505220), (71, 28384840), (88, 22901405), (110, 18321124), (124, 16252610), (142, 14192420), (155, 13002088), (220, 9160562), (248, 8126305), (284, 7096210), (310, 6501044), (341, 5910040), (355, 5676968), (440, 4580281), (568, 3548105), (620, 3250522), (682, 2955020), (710, 2838484), (781, 2580440), (1240, 1625261), (1364, 1477510), (1420, 1419242), (1562, 1290220), (1705, 1182008), (2081, 968440), (2201, 915640), (2728, 738755), (2840, 709621), (3124, 645110), (3410, 591004), (3905, 516088), (4162, 484220), (4402, 457820), (6248, 322555), (6820, 295502), (7810, 258044), (8324, 242110), (8804, 228910), (10405, 193688), (11005, 183128), (13640, 147751), (15620, 129022), (16648, 121055), (17608, 114455), (20810, 96844), (22010, 91564), (22891, 88040), (24211, 83240), (31240, 64511), (41620, 48422), (44020, 45782)]