161299476

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{659}}^1$

素因数の和:1205

約数の個数: 72

約数和(自身を含む): 440600160

約数和(自身を除く): 279300684

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 523, 659, 1046, 1318, 1569, 1977, 2092, 2636, 3138, 3954, 4707, 5931, 6276, 6799, 7908, 8567, 9414, 11862, 13598, 17134, 18828, 20397, 23724, 25701, 27196, 34268, 40794, 51402, 61191, 77103, 81588, 102804, 122382, 154206, 244764, 308412, 344657, 689314, 1033971, 1378628, 2067942, 3101913, 4135884, 4480541, 6203826, 8961082, 12407652, 13441623, 17922164, 26883246, 40324869, 53766492, 80649738, 161299476]

約数ペア:

[(1, 161299476), (2, 80649738), (3, 53766492), (4, 40324869), (6, 26883246), (9, 17922164), (12, 13441623), (13, 12407652), (18, 8961082), (26, 6203826), (36, 4480541), (39, 4135884), (52, 3101913), (78, 2067942), (117, 1378628), (156, 1033971), (234, 689314), (468, 344657), (523, 308412), (659, 244764), (1046, 154206), (1318, 122382), (1569, 102804), (1977, 81588), (2092, 77103), (2636, 61191), (3138, 51402), (3954, 40794), (4707, 34268), (5931, 27196), (6276, 25701), (6799, 23724), (7908, 20397), (8567, 18828), (9414, 17134), (11862, 13598)]