161971152

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20959}}^1$

素因数の和:21000

約数の個数: 80

約数和(自身を含む): 499015680

約数和(自身を除く): 337044528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 84, 92, 112, 138, 161, 168, 184, 276, 322, 336, 368, 483, 552, 644, 966, 1104, 1288, 1932, 2576, 3864, 7728, 20959, 41918, 62877, 83836, 125754, 146713, 167672, 251508, 293426, 335344, 440139, 482057, 503016, 586852, 880278, 964114, 1006032, 1173704, 1446171, 1760556, 1928228, 2347408, 2892342, 3374399, 3521112, 3856456, 5784684, 6748798, 7042224, 7712912, 10123197, 11569368, 13497596, 20246394, 23138736, 26995192, 40492788, 53990384, 80985576, 161971152]

約数ペア:

[(1, 161971152), (2, 80985576), (3, 53990384), (4, 40492788), (6, 26995192), (7, 23138736), (8, 20246394), (12, 13497596), (14, 11569368), (16, 10123197), (21, 7712912), (23, 7042224), (24, 6748798), (28, 5784684), (42, 3856456), (46, 3521112), (48, 3374399), (56, 2892342), (69, 2347408), (84, 1928228), (92, 1760556), (112, 1446171), (138, 1173704), (161, 1006032), (168, 964114), (184, 880278), (276, 586852), (322, 503016), (336, 482057), (368, 440139), (483, 335344), (552, 293426), (644, 251508), (966, 167672), (1104, 146713), (1288, 125754), (1932, 83836), (2576, 62877), (3864, 41918), (7728, 20959)]