20123688480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{6737}}^1$

素因数の和:6896

約数の個数: 288

約数和(自身を含む): 74330597376

約数和(自身を除く): 54206908896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 127, 140, 147, 160, 168, 196, 210, 224, 240, 245, 254, 280, 294, 336, 381, 392, 420, 480, 490, 508, 560, 588, 635, 672, 735, 762, 784, 840, 889, 980, 1016, 1120, 1176, 1270, 1470, 1524, 1568, 1680, 1778, 1905, 1960, 2032, 2352, 2540, 2667, 2940, 3048, 3360, 3556, 3810, 3920, 4064, 4445, 4704, 5080, 5334, 5880, 6096, 6223, 6737, 7112, 7620, 7840, 8890, 10160, 10668, 11760, 12192, 12446, 13335, 13474, 14224, 15240, 17780, 18669, 20211, 20320, 21336, 23520, 24892, 26670, 26948, 28448, 30480, 31115, 33685, 35560, 37338, 40422, 42672, 47159, 49784, 53340, 53896, 60960, 62230, 67370, 71120, 74676, 80844, 85344, 93345, 94318, 99568, 101055, 106680, 107792, 124460, 134740, 141477, 142240, 149352, 161688, 186690, 188636, 199136, 202110, 213360, 215584, 235795, 248920, 269480, 282954, 298704, 323376, 330113, 373380, 377272, 404220, 426720, 471590, 497840, 538960, 565908, 597408, 646752, 660226, 707385, 746760, 754544, 808440, 855599, 943180, 990339, 995680, 1077920, 1131816, 1320452, 1414770, 1493520, 1509088, 1616880, 1650565, 1711198, 1886360, 1980678, 2263632, 2566797, 2640904, 2829540, 2987040, 3233760, 3301130, 3422396, 3772720, 3961356, 4277995, 4527264, 4951695, 5133594, 5281808, 5659080, 5989193, 6602260, 6844792, 7545440, 7922712, 8555990, 9903390, 10267188, 10563616, 11318160, 11978386, 12833985, 13204520, 13689584, 15845424, 17111980, 17967579, 19806780, 20534376, 22636320, 23956772, 25667970, 26409040, 27379168, 29945965, 31690848, 34223960, 35935158, 39613560, 41068752, 41924351, 47913544, 51335940, 52818080, 59891930, 68447920, 71870316, 79227120, 82137504, 83848702, 89837895, 95827088, 102671880, 119783860, 125773053, 136895840, 143740632, 158454240, 167697404, 179675790, 191654176, 205343760, 209621755, 239567720, 251546106, 287481264, 335394808, 359351580, 410687520, 419243510, 479135440, 503092212, 574962528, 628865265, 670789616, 718703160, 838487020, 958270880, 1006184424, 1257730530, 1341579232, 1437406320, 1676974040, 2012368848, 2515461060, 2874812640, 3353948080, 4024737696, 5030922120, 6707896160, 10061844240, 20123688480]

約数ペア:

[(1, 20123688480), (2, 10061844240), (3, 6707896160), (4, 5030922120), (5, 4024737696), (6, 3353948080), (7, 2874812640), (8, 2515461060), (10, 2012368848), (12, 1676974040), (14, 1437406320), (15, 1341579232), (16, 1257730530), (20, 1006184424), (21, 958270880), (24, 838487020), (28, 718703160), (30, 670789616), (32, 628865265), (35, 574962528), (40, 503092212), (42, 479135440), (48, 419243510), (49, 410687520), (56, 359351580), (60, 335394808), (70, 287481264), (80, 251546106), (84, 239567720), (96, 209621755), (98, 205343760), (105, 191654176), (112, 179675790), (120, 167697404), (127, 158454240), (140, 143740632), (147, 136895840), (160, 125773053), (168, 119783860), (196, 102671880), (210, 95827088), (224, 89837895), (240, 83848702), (245, 82137504), (254, 79227120), (280, 71870316), (294, 68447920), (336, 59891930), (381, 52818080), (392, 51335940), (420, 47913544), (480, 41924351), (490, 41068752), (508, 39613560), (560, 35935158), (588, 34223960), (635, 31690848), (672, 29945965), (735, 27379168), (762, 26409040), (784, 25667970), (840, 23956772), (889, 22636320), (980, 20534376), (1016, 19806780), (1120, 17967579), (1176, 17111980), (1270, 15845424), (1470, 13689584), (1524, 13204520), (1568, 12833985), (1680, 11978386), (1778, 11318160), (1905, 10563616), (1960, 10267188), (2032, 9903390), (2352, 8555990), (2540, 7922712), (2667, 7545440), (2940, 6844792), (3048, 6602260), (3360, 5989193), (3556, 5659080), (3810, 5281808), (3920, 5133594), (4064, 4951695), (4445, 4527264), (4704, 4277995), (5080, 3961356), (5334, 3772720), (5880, 3422396), (6096, 3301130), (6223, 3233760), (6737, 2987040), (7112, 2829540), (7620, 2640904), (7840, 2566797), (8890, 2263632), (10160, 1980678), (10668, 1886360), (11760, 1711198), (12192, 1650565), (12446, 1616880), (13335, 1509088), (13474, 1493520), (14224, 1414770), (15240, 1320452), (17780, 1131816), (18669, 1077920), (20211, 995680), (20320, 990339), (21336, 943180), (23520, 855599), (24892, 808440), (26670, 754544), (26948, 746760), (28448, 707385), (30480, 660226), (31115, 646752), (33685, 597408), (35560, 565908), (37338, 538960), (40422, 497840), (42672, 471590), (47159, 426720), (49784, 404220), (53340, 377272), (53896, 373380), (60960, 330113), (62230, 323376), (67370, 298704), (71120, 282954), (74676, 269480), (80844, 248920), (85344, 235795), (93345, 215584), (94318, 213360), (99568, 202110), (101055, 199136), (106680, 188636), (107792, 186690), (124460, 161688), (134740, 149352), (141477, 142240)]