220056848

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{761}}^1$

素因数の和:864

約数の個数: 80

約数和(自身を含む): 489825792

約数和(自身を除く): 269768944

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 53, 62, 88, 106, 124, 176, 212, 248, 341, 424, 496, 583, 682, 761, 848, 1166, 1364, 1522, 1643, 2332, 2728, 3044, 3286, 4664, 5456, 6088, 6572, 8371, 9328, 12176, 13144, 16742, 18073, 23591, 26288, 33484, 36146, 40333, 47182, 66968, 72292, 80666, 94364, 133936, 144584, 161332, 188728, 259501, 289168, 322664, 377456, 443663, 519002, 645328, 887326, 1038004, 1250323, 1774652, 2076008, 2500646, 3549304, 4152016, 5001292, 7098608, 10002584, 13753553, 20005168, 27507106, 55014212, 110028424, 220056848]

約数ペア:

[(1, 220056848), (2, 110028424), (4, 55014212), (8, 27507106), (11, 20005168), (16, 13753553), (22, 10002584), (31, 7098608), (44, 5001292), (53, 4152016), (62, 3549304), (88, 2500646), (106, 2076008), (124, 1774652), (176, 1250323), (212, 1038004), (248, 887326), (341, 645328), (424, 519002), (496, 443663), (583, 377456), (682, 322664), (761, 289168), (848, 259501), (1166, 188728), (1364, 161332), (1522, 144584), (1643, 133936), (2332, 94364), (2728, 80666), (3044, 72292), (3286, 66968), (4664, 47182), (5456, 40333), (6088, 36146), (6572, 33484), (8371, 26288), (9328, 23591), (12176, 18073), (13144, 16742)]