20161257200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{16477}}^1$

素因数の和:16544

約数の個数: 240

約数和(自身を含む): 60807774720

約数和(自身を除く): 40646517520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 25, 28, 35, 38, 40, 46, 50, 56, 70, 76, 80, 92, 95, 100, 112, 115, 133, 140, 152, 161, 175, 184, 190, 200, 230, 266, 280, 304, 322, 350, 368, 380, 400, 437, 460, 475, 532, 560, 575, 644, 665, 700, 760, 805, 874, 920, 950, 1064, 1150, 1288, 1330, 1400, 1520, 1610, 1748, 1840, 1900, 2128, 2185, 2300, 2576, 2660, 2800, 3059, 3220, 3325, 3496, 3800, 4025, 4370, 4600, 5320, 6118, 6440, 6650, 6992, 7600, 8050, 8740, 9200, 10640, 10925, 12236, 12880, 13300, 15295, 16100, 16477, 17480, 21850, 24472, 26600, 30590, 32200, 32954, 34960, 43700, 48944, 53200, 61180, 64400, 65908, 76475, 82385, 87400, 115339, 122360, 131816, 152950, 164770, 174800, 230678, 244720, 263632, 305900, 313063, 329540, 378971, 411925, 461356, 576695, 611800, 626126, 659080, 757942, 823850, 922712, 1153390, 1223600, 1252252, 1318160, 1515884, 1565315, 1647700, 1845424, 1894855, 2191441, 2306780, 2504504, 2652797, 2883475, 3031768, 3130630, 3295400, 3789710, 4382882, 4613560, 5009008, 5305594, 5766950, 6063536, 6261260, 6590800, 7200449, 7579420, 7826575, 8765764, 9227120, 9474275, 10611188, 10957205, 11533900, 12522520, 13263985, 14400898, 15158840, 15653150, 17531528, 18948550, 21222376, 21914410, 23067800, 25045040, 26527970, 28801796, 30317680, 31306300, 35063056, 36002245, 37897100, 42444752, 43828820, 46135600, 50403143, 53055940, 54786025, 57603592, 62612600, 66319925, 72004490, 75794200, 87657640, 100806286, 106111880, 109572050, 115207184, 125225200, 132639850, 144008980, 151588400, 175315280, 180011225, 201612572, 212223760, 219144100, 252015715, 265279700, 288017960, 360022450, 403225144, 438288200, 504031430, 530559400, 576035920, 720044900, 806450288, 876576400, 1008062860, 1061118800, 1260078575, 1440089800, 2016125720, 2520157150, 2880179600, 4032251440, 5040314300, 10080628600, 20161257200]

約数ペア:

[(1, 20161257200), (2, 10080628600), (4, 5040314300), (5, 4032251440), (7, 2880179600), (8, 2520157150), (10, 2016125720), (14, 1440089800), (16, 1260078575), (19, 1061118800), (20, 1008062860), (23, 876576400), (25, 806450288), (28, 720044900), (35, 576035920), (38, 530559400), (40, 504031430), (46, 438288200), (50, 403225144), (56, 360022450), (70, 288017960), (76, 265279700), (80, 252015715), (92, 219144100), (95, 212223760), (100, 201612572), (112, 180011225), (115, 175315280), (133, 151588400), (140, 144008980), (152, 132639850), (161, 125225200), (175, 115207184), (184, 109572050), (190, 106111880), (200, 100806286), (230, 87657640), (266, 75794200), (280, 72004490), (304, 66319925), (322, 62612600), (350, 57603592), (368, 54786025), (380, 53055940), (400, 50403143), (437, 46135600), (460, 43828820), (475, 42444752), (532, 37897100), (560, 36002245), (575, 35063056), (644, 31306300), (665, 30317680), (700, 28801796), (760, 26527970), (805, 25045040), (874, 23067800), (920, 21914410), (950, 21222376), (1064, 18948550), (1150, 17531528), (1288, 15653150), (1330, 15158840), (1400, 14400898), (1520, 13263985), (1610, 12522520), (1748, 11533900), (1840, 10957205), (1900, 10611188), (2128, 9474275), (2185, 9227120), (2300, 8765764), (2576, 7826575), (2660, 7579420), (2800, 7200449), (3059, 6590800), (3220, 6261260), (3325, 6063536), (3496, 5766950), (3800, 5305594), (4025, 5009008), (4370, 4613560), (4600, 4382882), (5320, 3789710), (6118, 3295400), (6440, 3130630), (6650, 3031768), (6992, 2883475), (7600, 2652797), (8050, 2504504), (8740, 2306780), (9200, 2191441), (10640, 1894855), (10925, 1845424), (12236, 1647700), (12880, 1565315), (13300, 1515884), (15295, 1318160), (16100, 1252252), (16477, 1223600), (17480, 1153390), (21850, 922712), (24472, 823850), (26600, 757942), (30590, 659080), (32200, 626126), (32954, 611800), (34960, 576695), (43700, 461356), (48944, 411925), (53200, 378971), (61180, 329540), (64400, 313063), (65908, 305900), (76475, 263632), (82385, 244720), (87400, 230678), (115339, 174800), (122360, 164770), (131816, 152950)]