64673440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:135

約数の個数: 192

約数和(自身を含む): 182891520

約数和(自身を除く): 118218080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 59, 62, 65, 68, 80, 85, 104, 118, 124, 130, 136, 155, 160, 170, 208, 221, 236, 248, 260, 272, 295, 310, 340, 403, 416, 442, 472, 496, 520, 527, 544, 590, 620, 680, 767, 806, 884, 944, 992, 1003, 1040, 1054, 1105, 1180, 1240, 1360, 1534, 1612, 1768, 1829, 1888, 2006, 2015, 2080, 2108, 2210, 2360, 2480, 2635, 2720, 3068, 3224, 3536, 3658, 3835, 4012, 4030, 4216, 4420, 4720, 4960, 5015, 5270, 6136, 6448, 6851, 7072, 7316, 7670, 8024, 8060, 8432, 8840, 9145, 9440, 10030, 10540, 12272, 12896, 13039, 13702, 14632, 15340, 16048, 16120, 16864, 17680, 18290, 20060, 21080, 23777, 24544, 26078, 27404, 29264, 30680, 31093, 32096, 32240, 34255, 35360, 36580, 40120, 42160, 47554, 52156, 54808, 58528, 61360, 62186, 64480, 65195, 68510, 73160, 80240, 84320, 95108, 104312, 109616, 118885, 122720, 124372, 130390, 137020, 146320, 155465, 160480, 190216, 208624, 219232, 237770, 248744, 260780, 274040, 292640, 310930, 380432, 404209, 417248, 475540, 497488, 521560, 548080, 621860, 760864, 808418, 951080, 994976, 1043120, 1096160, 1243720, 1616836, 1902160, 2021045, 2086240, 2487440, 3233672, 3804320, 4042090, 4974880, 6467344, 8084180, 12934688, 16168360, 32336720, 64673440]

約数ペア:

[(1, 64673440), (2, 32336720), (4, 16168360), (5, 12934688), (8, 8084180), (10, 6467344), (13, 4974880), (16, 4042090), (17, 3804320), (20, 3233672), (26, 2487440), (31, 2086240), (32, 2021045), (34, 1902160), (40, 1616836), (52, 1243720), (59, 1096160), (62, 1043120), (65, 994976), (68, 951080), (80, 808418), (85, 760864), (104, 621860), (118, 548080), (124, 521560), (130, 497488), (136, 475540), (155, 417248), (160, 404209), (170, 380432), (208, 310930), (221, 292640), (236, 274040), (248, 260780), (260, 248744), (272, 237770), (295, 219232), (310, 208624), (340, 190216), (403, 160480), (416, 155465), (442, 146320), (472, 137020), (496, 130390), (520, 124372), (527, 122720), (544, 118885), (590, 109616), (620, 104312), (680, 95108), (767, 84320), (806, 80240), (884, 73160), (944, 68510), (992, 65195), (1003, 64480), (1040, 62186), (1054, 61360), (1105, 58528), (1180, 54808), (1240, 52156), (1360, 47554), (1534, 42160), (1612, 40120), (1768, 36580), (1829, 35360), (1888, 34255), (2006, 32240), (2015, 32096), (2080, 31093), (2108, 30680), (2210, 29264), (2360, 27404), (2480, 26078), (2635, 24544), (2720, 23777), (3068, 21080), (3224, 20060), (3536, 18290), (3658, 17680), (3835, 16864), (4012, 16120), (4030, 16048), (4216, 15340), (4420, 14632), (4720, 13702), (4960, 13039), (5015, 12896), (5270, 12272), (6136, 10540), (6448, 10030), (6851, 9440), (7072, 9145), (7316, 8840), (7670, 8432), (8024, 8060)]