13881569480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1\times {\mathrm{367}}^1$

素因数の和:871

約数の個数: 128

約数和(自身を含む): 33281625600

約数和(自身を除く): 19400056120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 157, 190, 314, 317, 367, 380, 628, 634, 734, 760, 785, 1256, 1268, 1468, 1570, 1585, 1835, 2536, 2936, 2983, 3140, 3170, 3670, 5966, 6023, 6280, 6340, 6973, 7340, 11932, 12046, 12680, 13946, 14680, 14915, 23864, 24092, 27892, 29830, 30115, 34865, 48184, 49769, 55784, 57619, 59660, 60230, 69730, 99538, 115238, 116339, 119320, 120460, 139460, 199076, 230476, 232678, 240920, 248845, 278920, 288095, 398152, 460952, 465356, 497690, 576190, 581695, 930712, 945611, 995380, 1094761, 1152380, 1163390, 1891222, 1990760, 2189522, 2210441, 2304760, 2326780, 3782444, 4379044, 4420882, 4653560, 4728055, 5473805, 7564888, 8758088, 8841764, 9456110, 10947610, 11052205, 17683528, 18265223, 18912220, 21895220, 22104410, 36530446, 37824440, 43790440, 44208820, 73060892, 88417640, 91326115, 146121784, 182652230, 347039237, 365304460, 694078474, 730608920, 1388156948, 1735196185, 2776313896, 3470392370, 6940784740, 13881569480]

約数ペア:

[(1, 13881569480), (2, 6940784740), (4, 3470392370), (5, 2776313896), (8, 1735196185), (10, 1388156948), (19, 730608920), (20, 694078474), (38, 365304460), (40, 347039237), (76, 182652230), (95, 146121784), (152, 91326115), (157, 88417640), (190, 73060892), (314, 44208820), (317, 43790440), (367, 37824440), (380, 36530446), (628, 22104410), (634, 21895220), (734, 18912220), (760, 18265223), (785, 17683528), (1256, 11052205), (1268, 10947610), (1468, 9456110), (1570, 8841764), (1585, 8758088), (1835, 7564888), (2536, 5473805), (2936, 4728055), (2983, 4653560), (3140, 4420882), (3170, 4379044), (3670, 3782444), (5966, 2326780), (6023, 2304760), (6280, 2210441), (6340, 2189522), (6973, 1990760), (7340, 1891222), (11932, 1163390), (12046, 1152380), (12680, 1094761), (13946, 995380), (14680, 945611), (14915, 930712), (23864, 581695), (24092, 576190), (27892, 497690), (29830, 465356), (30115, 460952), (34865, 398152), (48184, 288095), (49769, 278920), (55784, 248845), (57619, 240920), (59660, 232678), (60230, 230476), (69730, 199076), (99538, 139460), (115238, 120460), (116339, 119320)]