66644820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{347}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 223449408

約数和(自身を除く): 156804588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 97, 99, 110, 132, 165, 180, 194, 198, 220, 291, 330, 347, 388, 396, 485, 495, 582, 660, 694, 873, 970, 990, 1041, 1067, 1164, 1388, 1455, 1735, 1746, 1940, 1980, 2082, 2134, 2910, 3123, 3201, 3470, 3492, 3817, 4164, 4268, 4365, 5205, 5335, 5820, 6246, 6402, 6940, 7634, 8730, 9603, 10410, 10670, 11451, 12492, 12804, 15268, 15615, 16005, 17460, 19085, 19206, 20820, 21340, 22902, 31230, 32010, 33659, 34353, 38170, 38412, 45804, 48015, 57255, 62460, 64020, 67318, 68706, 76340, 96030, 100977, 114510, 134636, 137412, 168295, 171765, 192060, 201954, 229020, 302931, 336590, 343530, 370249, 403908, 504885, 605862, 673180, 687060, 740498, 1009770, 1110747, 1211724, 1480996, 1514655, 1851245, 2019540, 2221494, 3029310, 3332241, 3702490, 4442988, 5553735, 6058620, 6664482, 7404980, 11107470, 13328964, 16661205, 22214940, 33322410, 66644820]

約数ペア:

[(1, 66644820), (2, 33322410), (3, 22214940), (4, 16661205), (5, 13328964), (6, 11107470), (9, 7404980), (10, 6664482), (11, 6058620), (12, 5553735), (15, 4442988), (18, 3702490), (20, 3332241), (22, 3029310), (30, 2221494), (33, 2019540), (36, 1851245), (44, 1514655), (45, 1480996), (55, 1211724), (60, 1110747), (66, 1009770), (90, 740498), (97, 687060), (99, 673180), (110, 605862), (132, 504885), (165, 403908), (180, 370249), (194, 343530), (198, 336590), (220, 302931), (291, 229020), (330, 201954), (347, 192060), (388, 171765), (396, 168295), (485, 137412), (495, 134636), (582, 114510), (660, 100977), (694, 96030), (873, 76340), (970, 68706), (990, 67318), (1041, 64020), (1067, 62460), (1164, 57255), (1388, 48015), (1455, 45804), (1735, 38412), (1746, 38170), (1940, 34353), (1980, 33659), (2082, 32010), (2134, 31230), (2910, 22902), (3123, 21340), (3201, 20820), (3470, 19206), (3492, 19085), (3817, 17460), (4164, 16005), (4268, 15615), (4365, 15268), (5205, 12804), (5335, 12492), (5820, 11451), (6246, 10670), (6402, 10410), (6940, 9603), (7634, 8730)]