20120804028

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^2\times {\mathrm{419}}^1\times {\mathrm{877}}^1$

素因数の和:1338

約数の個数: 180

約数和(自身を含む): 57158168760

約数和(自身を除く): 37037364732

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 169, 234, 324, 338, 351, 419, 468, 507, 676, 702, 838, 877, 1014, 1053, 1257, 1404, 1521, 1676, 1754, 2028, 2106, 2514, 2631, 3042, 3508, 3771, 4212, 4563, 5028, 5262, 5447, 6084, 7542, 7893, 9126, 10524, 10894, 11313, 11401, 13689, 15084, 15786, 16341, 18252, 21788, 22626, 22802, 23679, 27378, 31572, 32682, 33939, 34203, 45252, 45604, 47358, 49023, 54756, 65364, 67878, 68406, 70811, 71037, 94716, 98046, 102609, 135756, 136812, 141622, 142074, 147069, 148213, 196092, 205218, 212433, 283244, 284148, 294138, 296426, 307827, 367463, 410436, 424866, 441207, 444639, 588276, 592852, 615654, 637299, 734926, 849732, 882414, 889278, 923481, 1102389, 1231308, 1274598, 1333917, 1469852, 1764828, 1778556, 1846962, 1911897, 2204778, 2549196, 2667834, 3307167, 3693924, 3823794, 4001751, 4409556, 4777019, 5335668, 5735691, 6614334, 7647588, 8003502, 9554038, 9921501, 11471382, 12005253, 13228668, 14331057, 16007004, 19108076, 19843002, 22942764, 24010506, 28662114, 29764503, 39686004, 42993171, 48021012, 57324228, 59529006, 62101247, 85986342, 119058012, 124202494, 128979513, 171972684, 186303741, 248404988, 257959026, 372607482, 386938539, 515918052, 558911223, 745214964, 773877078, 1117822446, 1547754156, 1676733669, 2235644892, 3353467338, 5030201007, 6706934676, 10060402014, 20120804028]

約数ペア:

[(1, 20120804028), (2, 10060402014), (3, 6706934676), (4, 5030201007), (6, 3353467338), (9, 2235644892), (12, 1676733669), (13, 1547754156), (18, 1117822446), (26, 773877078), (27, 745214964), (36, 558911223), (39, 515918052), (52, 386938539), (54, 372607482), (78, 257959026), (81, 248404988), (108, 186303741), (117, 171972684), (156, 128979513), (162, 124202494), (169, 119058012), (234, 85986342), (324, 62101247), (338, 59529006), (351, 57324228), (419, 48021012), (468, 42993171), (507, 39686004), (676, 29764503), (702, 28662114), (838, 24010506), (877, 22942764), (1014, 19843002), (1053, 19108076), (1257, 16007004), (1404, 14331057), (1521, 13228668), (1676, 12005253), (1754, 11471382), (2028, 9921501), (2106, 9554038), (2514, 8003502), (2631, 7647588), (3042, 6614334), (3508, 5735691), (3771, 5335668), (4212, 4777019), (4563, 4409556), (5028, 4001751), (5262, 3823794), (5447, 3693924), (6084, 3307167), (7542, 2667834), (7893, 2549196), (9126, 2204778), (10524, 1911897), (10894, 1846962), (11313, 1778556), (11401, 1764828), (13689, 1469852), (15084, 1333917), (15786, 1274598), (16341, 1231308), (18252, 1102389), (21788, 923481), (22626, 889278), (22802, 882414), (23679, 849732), (27378, 734926), (31572, 637299), (32682, 615654), (33939, 592852), (34203, 588276), (45252, 444639), (45604, 441207), (47358, 424866), (49023, 410436), (54756, 367463), (65364, 307827), (67878, 296426), (68406, 294138), (70811, 284148), (71037, 283244), (94716, 212433), (98046, 205218), (102609, 196092), (135756, 148213), (136812, 147069), (141622, 142074)]