244639920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{653}}^1$

素因数の和:899

約数の個数: 160

約数和(自身を含む): 871944192

約数和(自身を除く): 627304272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 223, 240, 280, 336, 420, 446, 560, 653, 669, 840, 892, 1115, 1306, 1338, 1561, 1680, 1784, 1959, 2230, 2612, 2676, 3122, 3265, 3345, 3568, 3918, 4460, 4571, 4683, 5224, 5352, 6244, 6530, 6690, 7805, 7836, 8920, 9142, 9366, 9795, 10448, 10704, 12488, 13060, 13380, 13713, 15610, 15672, 17840, 18284, 18732, 19590, 22855, 23415, 24976, 26120, 26760, 27426, 31220, 31344, 36568, 37464, 39180, 45710, 46830, 52240, 53520, 54852, 62440, 68565, 73136, 74928, 78360, 91420, 93660, 109704, 124880, 137130, 145619, 156720, 182840, 187320, 219408, 274260, 291238, 365680, 374640, 436857, 548520, 582476, 728095, 873714, 1019333, 1097040, 1164952, 1456190, 1747428, 2038666, 2184285, 2329904, 2912380, 3057999, 3494856, 4077332, 4368570, 5096665, 5824760, 6115998, 6989712, 8154664, 8737140, 10193330, 11649520, 12231996, 15289995, 16309328, 17474280, 20386660, 24463992, 30579990, 34948560, 40773320, 48927984, 61159980, 81546640, 122319960, 244639920]

約数ペア:

[(1, 244639920), (2, 122319960), (3, 81546640), (4, 61159980), (5, 48927984), (6, 40773320), (7, 34948560), (8, 30579990), (10, 24463992), (12, 20386660), (14, 17474280), (15, 16309328), (16, 15289995), (20, 12231996), (21, 11649520), (24, 10193330), (28, 8737140), (30, 8154664), (35, 6989712), (40, 6115998), (42, 5824760), (48, 5096665), (56, 4368570), (60, 4077332), (70, 3494856), (80, 3057999), (84, 2912380), (105, 2329904), (112, 2184285), (120, 2038666), (140, 1747428), (168, 1456190), (210, 1164952), (223, 1097040), (240, 1019333), (280, 873714), (336, 728095), (420, 582476), (446, 548520), (560, 436857), (653, 374640), (669, 365680), (840, 291238), (892, 274260), (1115, 219408), (1306, 187320), (1338, 182840), (1561, 156720), (1680, 145619), (1784, 137130), (1959, 124880), (2230, 109704), (2612, 93660), (2676, 91420), (3122, 78360), (3265, 74928), (3345, 73136), (3568, 68565), (3918, 62440), (4460, 54852), (4571, 53520), (4683, 52240), (5224, 46830), (5352, 45710), (6244, 39180), (6530, 37464), (6690, 36568), (7805, 31344), (7836, 31220), (8920, 27426), (9142, 26760), (9366, 26120), (9795, 24976), (10448, 23415), (10704, 22855), (12488, 19590), (13060, 18732), (13380, 18284), (13713, 17840), (15610, 15672)]