156948591920

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{463}}^1$

素因数の和:967

約数の個数: 160

約数和(自身を含む): 372590938368

約数和(自身を除く): 215642346448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 157, 197, 274, 314, 394, 463, 548, 628, 685, 785, 788, 926, 985, 1096, 1256, 1370, 1570, 1576, 1852, 1970, 2192, 2315, 2512, 2740, 3140, 3152, 3704, 3940, 4630, 5480, 6280, 7408, 7880, 9260, 10960, 12560, 15760, 18520, 21509, 26989, 30929, 37040, 43018, 53978, 61858, 63431, 72691, 86036, 91211, 107545, 107956, 123716, 126862, 134945, 145382, 154645, 172072, 182422, 215090, 215912, 247432, 253724, 269890, 290764, 309290, 317155, 344144, 363455, 364844, 430180, 431824, 456055, 494864, 507448, 539780, 581528, 618580, 634310, 726910, 729688, 860360, 912110, 1014896, 1079560, 1163056, 1237160, 1268620, 1453820, 1459376, 1720720, 1824220, 2159120, 2474320, 2537240, 2907640, 3648440, 4237273, 5074480, 5815280, 7296880, 8474546, 9958667, 12495907, 14320127, 16949092, 19917334, 21186365, 24991814, 28640254, 33898184, 39834668, 42372730, 49793335, 49983628, 57280508, 62479535, 67796368, 71600635, 79669336, 84745460, 99586670, 99967256, 114561016, 124959070, 143201270, 159338672, 169490920, 199173340, 199934512, 229122032, 249918140, 286402540, 338981840, 398346680, 499836280, 572805080, 796693360, 999672560, 1145610160, 1961857399, 3923714798, 7847429596, 9809286995, 15694859192, 19618573990, 31389718384, 39237147980, 78474295960, 156948591920]

約数ペア:

[(1, 156948591920), (2, 78474295960), (4, 39237147980), (5, 31389718384), (8, 19618573990), (10, 15694859192), (16, 9809286995), (20, 7847429596), (40, 3923714798), (80, 1961857399), (137, 1145610160), (157, 999672560), (197, 796693360), (274, 572805080), (314, 499836280), (394, 398346680), (463, 338981840), (548, 286402540), (628, 249918140), (685, 229122032), (785, 199934512), (788, 199173340), (926, 169490920), (985, 159338672), (1096, 143201270), (1256, 124959070), (1370, 114561016), (1570, 99967256), (1576, 99586670), (1852, 84745460), (1970, 79669336), (2192, 71600635), (2315, 67796368), (2512, 62479535), (2740, 57280508), (3140, 49983628), (3152, 49793335), (3704, 42372730), (3940, 39834668), (4630, 33898184), (5480, 28640254), (6280, 24991814), (7408, 21186365), (7880, 19917334), (9260, 16949092), (10960, 14320127), (12560, 12495907), (15760, 9958667), (18520, 8474546), (21509, 7296880), (26989, 5815280), (30929, 5074480), (37040, 4237273), (43018, 3648440), (53978, 2907640), (61858, 2537240), (63431, 2474320), (72691, 2159120), (86036, 1824220), (91211, 1720720), (107545, 1459376), (107956, 1453820), (123716, 1268620), (126862, 1237160), (134945, 1163056), (145382, 1079560), (154645, 1014896), (172072, 912110), (182422, 860360), (215090, 729688), (215912, 726910), (247432, 634310), (253724, 618580), (269890, 581528), (290764, 539780), (309290, 507448), (317155, 494864), (344144, 456055), (363455, 431824), (364844, 430180)]