128977680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1$

素因数の和:713

約数の個数: 160

約数和(自身を含む): 437721984

約数和(自身を除く): 308744304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 67, 78, 80, 104, 120, 130, 134, 156, 195, 201, 208, 240, 260, 268, 312, 335, 390, 402, 520, 536, 617, 624, 670, 780, 804, 871, 1005, 1040, 1072, 1234, 1340, 1560, 1608, 1742, 1851, 2010, 2468, 2613, 2680, 3085, 3120, 3216, 3484, 3702, 4020, 4355, 4936, 5226, 5360, 6170, 6968, 7404, 8021, 8040, 8710, 9255, 9872, 10452, 12340, 13065, 13936, 14808, 16042, 16080, 17420, 18510, 20904, 24063, 24680, 26130, 29616, 32084, 34840, 37020, 40105, 41339, 41808, 48126, 49360, 52260, 64168, 69680, 74040, 80210, 82678, 96252, 104520, 120315, 124017, 128336, 148080, 160420, 165356, 192504, 206695, 209040, 240630, 248034, 320840, 330712, 385008, 413390, 481260, 496068, 537407, 620085, 641680, 661424, 826780, 962520, 992136, 1074814, 1240170, 1612221, 1653560, 1925040, 1984272, 2149628, 2480340, 2687035, 3224442, 3307120, 4299256, 4960680, 5374070, 6448884, 8061105, 8598512, 9921360, 10748140, 12897768, 16122210, 21496280, 25795536, 32244420, 42992560, 64488840, 128977680]

約数ペア:

[(1, 128977680), (2, 64488840), (3, 42992560), (4, 32244420), (5, 25795536), (6, 21496280), (8, 16122210), (10, 12897768), (12, 10748140), (13, 9921360), (15, 8598512), (16, 8061105), (20, 6448884), (24, 5374070), (26, 4960680), (30, 4299256), (39, 3307120), (40, 3224442), (48, 2687035), (52, 2480340), (60, 2149628), (65, 1984272), (67, 1925040), (78, 1653560), (80, 1612221), (104, 1240170), (120, 1074814), (130, 992136), (134, 962520), (156, 826780), (195, 661424), (201, 641680), (208, 620085), (240, 537407), (260, 496068), (268, 481260), (312, 413390), (335, 385008), (390, 330712), (402, 320840), (520, 248034), (536, 240630), (617, 209040), (624, 206695), (670, 192504), (780, 165356), (804, 160420), (871, 148080), (1005, 128336), (1040, 124017), (1072, 120315), (1234, 104520), (1340, 96252), (1560, 82678), (1608, 80210), (1742, 74040), (1851, 69680), (2010, 64168), (2468, 52260), (2613, 49360), (2680, 48126), (3085, 41808), (3120, 41339), (3216, 40105), (3484, 37020), (3702, 34840), (4020, 32084), (4355, 29616), (4936, 26130), (5226, 24680), (5360, 24063), (6170, 20904), (6968, 18510), (7404, 17420), (8021, 16080), (8040, 16042), (8710, 14808), (9255, 13936), (9872, 13065), (10452, 12340)]