3223220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:70

約数の個数: 144

約数和(自身を含む): 9652608

約数和(自身を除く): 6429388

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 23, 26, 28, 35, 44, 46, 49, 52, 55, 65, 70, 77, 91, 92, 98, 110, 115, 130, 140, 143, 154, 161, 182, 196, 220, 230, 245, 253, 260, 286, 299, 308, 322, 364, 385, 455, 460, 490, 506, 539, 572, 598, 637, 644, 715, 770, 805, 910, 980, 1001, 1012, 1078, 1127, 1196, 1265, 1274, 1430, 1495, 1540, 1610, 1771, 1820, 2002, 2093, 2156, 2254, 2530, 2548, 2695, 2860, 2990, 3185, 3220, 3289, 3542, 4004, 4186, 4508, 5005, 5060, 5390, 5635, 5980, 6370, 6578, 7007, 7084, 8372, 8855, 10010, 10465, 10780, 11270, 12397, 12740, 13156, 14014, 14651, 16445, 17710, 20020, 20930, 22540, 23023, 24794, 28028, 29302, 32890, 35035, 35420, 41860, 46046, 49588, 58604, 61985, 65780, 70070, 73255, 92092, 115115, 123970, 140140, 146510, 161161, 230230, 247940, 293020, 322322, 460460, 644644, 805805, 1611610, 3223220]

約数ペア:

[(1, 3223220), (2, 1611610), (4, 805805), (5, 644644), (7, 460460), (10, 322322), (11, 293020), (13, 247940), (14, 230230), (20, 161161), (22, 146510), (23, 140140), (26, 123970), (28, 115115), (35, 92092), (44, 73255), (46, 70070), (49, 65780), (52, 61985), (55, 58604), (65, 49588), (70, 46046), (77, 41860), (91, 35420), (92, 35035), (98, 32890), (110, 29302), (115, 28028), (130, 24794), (140, 23023), (143, 22540), (154, 20930), (161, 20020), (182, 17710), (196, 16445), (220, 14651), (230, 14014), (245, 13156), (253, 12740), (260, 12397), (286, 11270), (299, 10780), (308, 10465), (322, 10010), (364, 8855), (385, 8372), (455, 7084), (460, 7007), (490, 6578), (506, 6370), (539, 5980), (572, 5635), (598, 5390), (637, 5060), (644, 5005), (715, 4508), (770, 4186), (805, 4004), (910, 3542), (980, 3289), (1001, 3220), (1012, 3185), (1078, 2990), (1127, 2860), (1196, 2695), (1265, 2548), (1274, 2530), (1430, 2254), (1495, 2156), (1540, 2093), (1610, 2002), (1771, 1820)]