77939680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 192

約数和(自身を含む): 233186688

約数和(自身を除く): 155247008

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 53, 56, 65, 70, 80, 91, 101, 104, 106, 112, 130, 140, 160, 182, 202, 208, 212, 224, 260, 265, 280, 364, 371, 404, 416, 424, 455, 505, 520, 530, 560, 689, 707, 728, 742, 808, 848, 910, 1010, 1040, 1060, 1120, 1313, 1378, 1414, 1456, 1484, 1616, 1696, 1820, 1855, 2020, 2080, 2120, 2626, 2756, 2828, 2912, 2968, 3232, 3445, 3535, 3640, 3710, 4040, 4240, 4823, 5252, 5353, 5512, 5656, 5936, 6565, 6890, 7070, 7280, 7420, 8080, 8480, 9191, 9646, 10504, 10706, 11024, 11312, 11872, 13130, 13780, 14140, 14560, 14840, 16160, 18382, 19292, 21008, 21412, 22048, 22624, 24115, 26260, 26765, 27560, 28280, 29680, 36764, 37471, 38584, 42016, 42824, 45955, 48230, 52520, 53530, 55120, 56560, 59360, 69589, 73528, 74942, 77168, 85648, 91910, 96460, 105040, 107060, 110240, 113120, 139178, 147056, 149884, 154336, 171296, 183820, 187355, 192920, 210080, 214120, 278356, 294112, 299768, 347945, 367640, 374710, 385840, 428240, 487123, 556712, 599536, 695890, 735280, 749420, 771680, 856480, 974246, 1113424, 1199072, 1391780, 1470560, 1498840, 1948492, 2226848, 2435615, 2783560, 2997680, 3896984, 4871230, 5567120, 5995360, 7793968, 9742460, 11134240, 15587936, 19484920, 38969840, 77939680]

約数ペア:

[(1, 77939680), (2, 38969840), (4, 19484920), (5, 15587936), (7, 11134240), (8, 9742460), (10, 7793968), (13, 5995360), (14, 5567120), (16, 4871230), (20, 3896984), (26, 2997680), (28, 2783560), (32, 2435615), (35, 2226848), (40, 1948492), (52, 1498840), (53, 1470560), (56, 1391780), (65, 1199072), (70, 1113424), (80, 974246), (91, 856480), (101, 771680), (104, 749420), (106, 735280), (112, 695890), (130, 599536), (140, 556712), (160, 487123), (182, 428240), (202, 385840), (208, 374710), (212, 367640), (224, 347945), (260, 299768), (265, 294112), (280, 278356), (364, 214120), (371, 210080), (404, 192920), (416, 187355), (424, 183820), (455, 171296), (505, 154336), (520, 149884), (530, 147056), (560, 139178), (689, 113120), (707, 110240), (728, 107060), (742, 105040), (808, 96460), (848, 91910), (910, 85648), (1010, 77168), (1040, 74942), (1060, 73528), (1120, 69589), (1313, 59360), (1378, 56560), (1414, 55120), (1456, 53530), (1484, 52520), (1616, 48230), (1696, 45955), (1820, 42824), (1855, 42016), (2020, 38584), (2080, 37471), (2120, 36764), (2626, 29680), (2756, 28280), (2828, 27560), (2912, 26765), (2968, 26260), (3232, 24115), (3445, 22624), (3535, 22048), (3640, 21412), (3710, 21008), (4040, 19292), (4240, 18382), (4823, 16160), (5252, 14840), (5353, 14560), (5512, 14140), (5656, 13780), (5936, 13130), (6565, 11872), (6890, 11312), (7070, 11024), (7280, 10706), (7420, 10504), (8080, 9646), (8480, 9191)]