78408330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:421

約数の個数: 192

約数和(自身を含む): 257862528

約数和(自身を除く): 179454198

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 21, 22, 26, 30, 33, 35, 39, 42, 49, 55, 65, 66, 70, 77, 78, 91, 98, 105, 110, 130, 143, 147, 154, 165, 182, 195, 210, 231, 245, 273, 286, 294, 330, 373, 385, 390, 429, 455, 462, 490, 539, 546, 637, 715, 735, 746, 770, 858, 910, 1001, 1078, 1119, 1155, 1274, 1365, 1430, 1470, 1617, 1865, 1911, 2002, 2145, 2238, 2310, 2611, 2695, 2730, 3003, 3185, 3234, 3730, 3822, 4103, 4290, 4849, 5005, 5222, 5390, 5595, 6006, 6370, 7007, 7833, 8085, 8206, 9555, 9698, 10010, 11190, 12309, 13055, 14014, 14547, 15015, 15666, 16170, 18277, 19110, 20515, 21021, 24245, 24618, 26110, 28721, 29094, 30030, 33943, 35035, 36554, 39165, 41030, 42042, 48490, 53339, 54831, 57442, 61545, 67886, 70070, 72735, 78330, 86163, 91385, 101829, 105105, 106678, 109662, 123090, 143605, 145470, 160017, 169715, 172326, 182770, 201047, 203658, 210210, 237601, 266695, 274155, 287210, 320034, 339430, 373373, 402094, 430815, 475202, 509145, 533390, 548310, 603141, 712803, 746746, 800085, 861630, 1005235, 1018290, 1120119, 1188005, 1206282, 1425606, 1600170, 1866865, 2010470, 2240238, 2376010, 2613611, 3015705, 3564015, 3733730, 5227222, 5600595, 6031410, 7128030, 7840833, 11201190, 13068055, 15681666, 26136110, 39204165, 78408330]

約数ペア:

[(1, 78408330), (2, 39204165), (3, 26136110), (5, 15681666), (6, 13068055), (7, 11201190), (10, 7840833), (11, 7128030), (13, 6031410), (14, 5600595), (15, 5227222), (21, 3733730), (22, 3564015), (26, 3015705), (30, 2613611), (33, 2376010), (35, 2240238), (39, 2010470), (42, 1866865), (49, 1600170), (55, 1425606), (65, 1206282), (66, 1188005), (70, 1120119), (77, 1018290), (78, 1005235), (91, 861630), (98, 800085), (105, 746746), (110, 712803), (130, 603141), (143, 548310), (147, 533390), (154, 509145), (165, 475202), (182, 430815), (195, 402094), (210, 373373), (231, 339430), (245, 320034), (273, 287210), (286, 274155), (294, 266695), (330, 237601), (373, 210210), (385, 203658), (390, 201047), (429, 182770), (455, 172326), (462, 169715), (490, 160017), (539, 145470), (546, 143605), (637, 123090), (715, 109662), (735, 106678), (746, 105105), (770, 101829), (858, 91385), (910, 86163), (1001, 78330), (1078, 72735), (1119, 70070), (1155, 67886), (1274, 61545), (1365, 57442), (1430, 54831), (1470, 53339), (1617, 48490), (1865, 42042), (1911, 41030), (2002, 39165), (2145, 36554), (2238, 35035), (2310, 33943), (2611, 30030), (2695, 29094), (2730, 28721), (3003, 26110), (3185, 24618), (3234, 24245), (3730, 21021), (3822, 20515), (4103, 19110), (4290, 18277), (4849, 16170), (5005, 15666), (5222, 15015), (5390, 14547), (5595, 14014), (6006, 13055), (6370, 12309), (7007, 11190), (7833, 10010), (8085, 9698), (8206, 9555)]