20187471312

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{557}}^1$

素因数の和:978

約数の個数: 240

約数和(自身を含む): 61136944128

約数和(自身を除く): 40949472816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 31, 36, 46, 48, 62, 69, 72, 92, 93, 124, 138, 144, 184, 186, 207, 248, 276, 279, 353, 368, 372, 414, 496, 552, 557, 558, 706, 713, 744, 828, 1059, 1104, 1114, 1116, 1412, 1426, 1488, 1656, 1671, 2118, 2139, 2228, 2232, 2824, 2852, 3177, 3312, 3342, 4236, 4278, 4456, 4464, 5013, 5648, 5704, 6354, 6417, 6684, 8119, 8472, 8556, 8912, 10026, 10943, 11408, 12708, 12811, 12834, 13368, 16238, 16944, 17112, 17267, 20052, 21886, 24357, 25416, 25622, 25668, 26736, 32476, 32829, 34224, 34534, 38433, 40104, 43772, 48714, 50832, 51244, 51336, 51801, 64952, 65658, 69068, 73071, 76866, 80208, 87544, 97428, 98487, 102488, 102672, 103602, 115299, 129904, 131316, 138136, 146142, 153732, 155403, 175088, 194856, 196621, 196974, 204976, 207204, 230598, 251689, 262632, 276272, 292284, 307464, 310806, 389712, 393242, 393948, 397141, 414408, 461196, 503378, 525264, 584568, 589863, 614928, 621612, 755067, 786484, 787896, 794282, 828816, 922392, 1006756, 1169136, 1179726, 1191423, 1243224, 1510134, 1572968, 1575792, 1588564, 1769589, 1844784, 2013512, 2265201, 2359452, 2382846, 2486448, 3020268, 3145936, 3177128, 3539178, 3574269, 4027024, 4522283, 4530402, 4718904, 4765692, 6040536, 6095251, 6354256, 7078356, 7148538, 9044566, 9060804, 9437808, 9531384, 12081072, 12190502, 13566849, 14156712, 14297076, 18089132, 18121608, 18285753, 19062768, 24381004, 27133698, 28313424, 28594152, 36178264, 36243216, 36571506, 40700547, 48762008, 54267396, 54857259, 57188304, 72356528, 73143012, 81401094, 97524016, 108534792, 109714518, 140190773, 146286024, 162802188, 217069584, 219429036, 280381546, 292572048, 325604376, 420572319, 438858072, 560763092, 651208752, 841144638, 877716144, 1121526184, 1261716957, 1682289276, 2243052368, 2523433914, 3364578552, 5046867828, 6729157104, 10093735656, 20187471312]

約数ペア:

[(1, 20187471312), (2, 10093735656), (3, 6729157104), (4, 5046867828), (6, 3364578552), (8, 2523433914), (9, 2243052368), (12, 1682289276), (16, 1261716957), (18, 1121526184), (23, 877716144), (24, 841144638), (31, 651208752), (36, 560763092), (46, 438858072), (48, 420572319), (62, 325604376), (69, 292572048), (72, 280381546), (92, 219429036), (93, 217069584), (124, 162802188), (138, 146286024), (144, 140190773), (184, 109714518), (186, 108534792), (207, 97524016), (248, 81401094), (276, 73143012), (279, 72356528), (353, 57188304), (368, 54857259), (372, 54267396), (414, 48762008), (496, 40700547), (552, 36571506), (557, 36243216), (558, 36178264), (706, 28594152), (713, 28313424), (744, 27133698), (828, 24381004), (1059, 19062768), (1104, 18285753), (1114, 18121608), (1116, 18089132), (1412, 14297076), (1426, 14156712), (1488, 13566849), (1656, 12190502), (1671, 12081072), (2118, 9531384), (2139, 9437808), (2228, 9060804), (2232, 9044566), (2824, 7148538), (2852, 7078356), (3177, 6354256), (3312, 6095251), (3342, 6040536), (4236, 4765692), (4278, 4718904), (4456, 4530402), (4464, 4522283), (5013, 4027024), (5648, 3574269), (5704, 3539178), (6354, 3177128), (6417, 3145936), (6684, 3020268), (8119, 2486448), (8472, 2382846), (8556, 2359452), (8912, 2265201), (10026, 2013512), (10943, 1844784), (11408, 1769589), (12708, 1588564), (12811, 1575792), (12834, 1572968), (13368, 1510134), (16238, 1243224), (16944, 1191423), (17112, 1179726), (17267, 1169136), (20052, 1006756), (21886, 922392), (24357, 828816), (25416, 794282), (25622, 787896), (25668, 786484), (26736, 755067), (32476, 621612), (32829, 614928), (34224, 589863), (34534, 584568), (38433, 525264), (40104, 503378), (43772, 461196), (48714, 414408), (50832, 397141), (51244, 393948), (51336, 393242), (51801, 389712), (64952, 310806), (65658, 307464), (69068, 292284), (73071, 276272), (76866, 262632), (80208, 251689), (87544, 230598), (97428, 207204), (98487, 204976), (102488, 196974), (102672, 196621), (103602, 194856), (115299, 175088), (129904, 155403), (131316, 153732), (138136, 146142)]