138341840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:677

約数の個数: 160

約数和(自身を含む): 409307136

約数和(自身を除く): 270965296

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 182, 208, 217, 248, 260, 280, 310, 364, 403, 434, 455, 496, 520, 560, 613, 620, 728, 806, 868, 910, 1040, 1085, 1226, 1240, 1456, 1612, 1736, 1820, 2015, 2170, 2452, 2480, 2821, 3065, 3224, 3472, 3640, 4030, 4291, 4340, 4904, 5642, 6130, 6448, 7280, 7969, 8060, 8582, 8680, 9808, 11284, 12260, 14105, 15938, 16120, 17164, 17360, 19003, 21455, 22568, 24520, 28210, 31876, 32240, 34328, 38006, 39845, 42910, 45136, 49040, 55783, 56420, 63752, 68656, 76012, 79690, 85820, 95015, 111566, 112840, 127504, 133021, 152024, 159380, 171640, 190030, 223132, 225680, 247039, 266042, 278915, 304048, 318760, 343280, 380060, 446264, 494078, 532084, 557830, 637520, 665105, 760120, 892528, 988156, 1064168, 1115660, 1235195, 1330210, 1520240, 1729273, 1976312, 2128336, 2231320, 2470390, 2660420, 3458546, 3952624, 4462640, 4940780, 5320840, 6917092, 8646365, 9881560, 10641680, 13834184, 17292730, 19763120, 27668368, 34585460, 69170920, 138341840]

約数ペア:

[(1, 138341840), (2, 69170920), (4, 34585460), (5, 27668368), (7, 19763120), (8, 17292730), (10, 13834184), (13, 10641680), (14, 9881560), (16, 8646365), (20, 6917092), (26, 5320840), (28, 4940780), (31, 4462640), (35, 3952624), (40, 3458546), (52, 2660420), (56, 2470390), (62, 2231320), (65, 2128336), (70, 1976312), (80, 1729273), (91, 1520240), (104, 1330210), (112, 1235195), (124, 1115660), (130, 1064168), (140, 988156), (155, 892528), (182, 760120), (208, 665105), (217, 637520), (248, 557830), (260, 532084), (280, 494078), (310, 446264), (364, 380060), (403, 343280), (434, 318760), (455, 304048), (496, 278915), (520, 266042), (560, 247039), (613, 225680), (620, 223132), (728, 190030), (806, 171640), (868, 159380), (910, 152024), (1040, 133021), (1085, 127504), (1226, 112840), (1240, 111566), (1456, 95015), (1612, 85820), (1736, 79690), (1820, 76012), (2015, 68656), (2170, 63752), (2452, 56420), (2480, 55783), (2821, 49040), (3065, 45136), (3224, 42910), (3472, 39845), (3640, 38006), (4030, 34328), (4291, 32240), (4340, 31876), (4904, 28210), (5642, 24520), (6130, 22568), (6448, 21455), (7280, 19003), (7969, 17360), (8060, 17164), (8582, 16120), (8680, 15938), (9808, 14105), (11284, 12260)]