20201401008

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:680

約数の個数: 240

約数和(自身を含む): 60515769600

約数和(自身を除く): 40314368592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 131, 144, 152, 157, 171, 228, 262, 304, 314, 342, 359, 393, 456, 471, 524, 628, 684, 718, 786, 912, 942, 1048, 1077, 1179, 1256, 1368, 1413, 1436, 1572, 1884, 2096, 2154, 2358, 2489, 2512, 2736, 2826, 2872, 2983, 3144, 3231, 3768, 4308, 4716, 4978, 5652, 5744, 5966, 6288, 6462, 6821, 7467, 7536, 8616, 8949, 9432, 9956, 11304, 11932, 12924, 13642, 14934, 17232, 17898, 18864, 19912, 20463, 20567, 22401, 22608, 23864, 25848, 26847, 27284, 29868, 35796, 39824, 40926, 41134, 44802, 47029, 47728, 51696, 53694, 54568, 56363, 59736, 61389, 61701, 71592, 81852, 82268, 89604, 94058, 107388, 109136, 112726, 119472, 122778, 123402, 141087, 143184, 163704, 164536, 169089, 179208, 185103, 188116, 214776, 225452, 245556, 246804, 282174, 327408, 329072, 338178, 358416, 370206, 376232, 390773, 423261, 429552, 450904, 491112, 493608, 507267, 564348, 676356, 740412, 752464, 781546, 846522, 893551, 901808, 982224, 987216, 1014534, 1070897, 1128696, 1172319, 1352712, 1480824, 1563092, 1693044, 1787102, 2029068, 2141794, 2257392, 2344638, 2680653, 2705424, 2961648, 3126184, 3212691, 3386088, 3516957, 3574204, 4058136, 4283588, 4689276, 5361306, 6252368, 6425382, 6772176, 7033914, 7148408, 7383553, 8041959, 8116272, 8567176, 9378552, 9638073, 10722612, 12850764, 14067828, 14296816, 14767106, 16083918, 17134352, 18757104, 19276146, 21445224, 22150659, 25701528, 28135656, 29534212, 32167836, 38552292, 42890448, 44301318, 51403056, 56271312, 59068424, 64335672, 66451977, 77104584, 88602636, 118136848, 128671344, 132903954, 140287507, 154209168, 177205272, 265807908, 280575014, 354410544, 420862521, 531615816, 561150028, 841725042, 1063231632, 1122300056, 1262587563, 1683450084, 2244600112, 2525175126, 3366900168, 5050350252, 6733800336, 10100700504, 20201401008]

約数ペア:

[(1, 20201401008), (2, 10100700504), (3, 6733800336), (4, 5050350252), (6, 3366900168), (8, 2525175126), (9, 2244600112), (12, 1683450084), (16, 1262587563), (18, 1122300056), (19, 1063231632), (24, 841725042), (36, 561150028), (38, 531615816), (48, 420862521), (57, 354410544), (72, 280575014), (76, 265807908), (114, 177205272), (131, 154209168), (144, 140287507), (152, 132903954), (157, 128671344), (171, 118136848), (228, 88602636), (262, 77104584), (304, 66451977), (314, 64335672), (342, 59068424), (359, 56271312), (393, 51403056), (456, 44301318), (471, 42890448), (524, 38552292), (628, 32167836), (684, 29534212), (718, 28135656), (786, 25701528), (912, 22150659), (942, 21445224), (1048, 19276146), (1077, 18757104), (1179, 17134352), (1256, 16083918), (1368, 14767106), (1413, 14296816), (1436, 14067828), (1572, 12850764), (1884, 10722612), (2096, 9638073), (2154, 9378552), (2358, 8567176), (2489, 8116272), (2512, 8041959), (2736, 7383553), (2826, 7148408), (2872, 7033914), (2983, 6772176), (3144, 6425382), (3231, 6252368), (3768, 5361306), (4308, 4689276), (4716, 4283588), (4978, 4058136), (5652, 3574204), (5744, 3516957), (5966, 3386088), (6288, 3212691), (6462, 3126184), (6821, 2961648), (7467, 2705424), (7536, 2680653), (8616, 2344638), (8949, 2257392), (9432, 2141794), (9956, 2029068), (11304, 1787102), (11932, 1693044), (12924, 1563092), (13642, 1480824), (14934, 1352712), (17232, 1172319), (17898, 1128696), (18864, 1070897), (19912, 1014534), (20463, 987216), (20567, 982224), (22401, 901808), (22608, 893551), (23864, 846522), (25848, 781546), (26847, 752464), (27284, 740412), (29868, 676356), (35796, 564348), (39824, 507267), (40926, 493608), (41134, 491112), (44802, 450904), (47029, 429552), (47728, 423261), (51696, 390773), (53694, 376232), (54568, 370206), (56363, 358416), (59736, 338178), (61389, 329072), (61701, 327408), (71592, 282174), (81852, 246804), (82268, 245556), (89604, 225452), (94058, 214776), (107388, 188116), (109136, 185103), (112726, 179208), (119472, 169089), (122778, 164536), (123402, 163704), (141087, 143184)]