157831960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{673}}^1$

素因数の和:749

約数の個数: 128

約数和(自身を含む): 428016960

約数和(自身を除く): 270185000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 41, 44, 52, 55, 65, 82, 88, 104, 110, 130, 143, 164, 205, 220, 260, 286, 328, 410, 440, 451, 520, 533, 572, 673, 715, 820, 902, 1066, 1144, 1346, 1430, 1640, 1804, 2132, 2255, 2665, 2692, 2860, 3365, 3608, 4264, 4510, 5330, 5384, 5720, 5863, 6730, 7403, 8749, 9020, 10660, 11726, 13460, 14806, 17498, 18040, 21320, 23452, 26920, 27593, 29315, 29612, 34996, 37015, 43745, 46904, 55186, 58630, 59224, 69992, 74030, 87490, 96239, 110372, 117260, 137965, 148060, 174980, 192478, 220744, 234520, 275930, 296120, 303523, 349960, 358709, 384956, 481195, 551860, 607046, 717418, 769912, 962390, 1103720, 1214092, 1434836, 1517615, 1793545, 1924780, 2428184, 2869672, 3035230, 3587090, 3849560, 3945799, 6070460, 7174180, 7891598, 12140920, 14348360, 15783196, 19728995, 31566392, 39457990, 78915980, 157831960]

約数ペア:

[(1, 157831960), (2, 78915980), (4, 39457990), (5, 31566392), (8, 19728995), (10, 15783196), (11, 14348360), (13, 12140920), (20, 7891598), (22, 7174180), (26, 6070460), (40, 3945799), (41, 3849560), (44, 3587090), (52, 3035230), (55, 2869672), (65, 2428184), (82, 1924780), (88, 1793545), (104, 1517615), (110, 1434836), (130, 1214092), (143, 1103720), (164, 962390), (205, 769912), (220, 717418), (260, 607046), (286, 551860), (328, 481195), (410, 384956), (440, 358709), (451, 349960), (520, 303523), (533, 296120), (572, 275930), (673, 234520), (715, 220744), (820, 192478), (902, 174980), (1066, 148060), (1144, 137965), (1346, 117260), (1430, 110372), (1640, 96239), (1804, 87490), (2132, 74030), (2255, 69992), (2665, 59224), (2692, 58630), (2860, 55186), (3365, 46904), (3608, 43745), (4264, 37015), (4510, 34996), (5330, 29612), (5384, 29315), (5720, 27593), (5863, 26920), (6730, 23452), (7403, 21320), (8749, 18040), (9020, 17498), (10660, 14806), (11726, 13460)]