79173990

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:443

約数の個数: 128

約数和(自身を含む): 243717120

約数和(自身を除く): 164543130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 163, 189, 210, 257, 270, 315, 326, 378, 489, 514, 630, 771, 815, 945, 978, 1141, 1285, 1467, 1542, 1630, 1799, 1890, 2282, 2313, 2445, 2570, 2934, 3423, 3598, 3855, 4401, 4626, 4890, 5397, 5705, 6846, 6939, 7335, 7710, 8802, 8995, 10269, 10794, 11410, 11565, 13878, 14670, 16191, 17115, 17990, 20538, 22005, 23130, 26985, 30807, 32382, 34230, 34695, 41891, 44010, 48573, 51345, 53970, 61614, 69390, 80955, 83782, 97146, 102690, 125673, 154035, 161910, 209455, 242865, 251346, 293237, 308070, 377019, 418910, 485730, 586474, 628365, 754038, 879711, 1131057, 1256730, 1466185, 1759422, 1885095, 2262114, 2639133, 2932370, 3770190, 4398555, 5278266, 5655285, 7917399, 8797110, 11310570, 13195665, 15834798, 26391330, 39586995, 79173990]

約数ペア:

[(1, 79173990), (2, 39586995), (3, 26391330), (5, 15834798), (6, 13195665), (7, 11310570), (9, 8797110), (10, 7917399), (14, 5655285), (15, 5278266), (18, 4398555), (21, 3770190), (27, 2932370), (30, 2639133), (35, 2262114), (42, 1885095), (45, 1759422), (54, 1466185), (63, 1256730), (70, 1131057), (90, 879711), (105, 754038), (126, 628365), (135, 586474), (163, 485730), (189, 418910), (210, 377019), (257, 308070), (270, 293237), (315, 251346), (326, 242865), (378, 209455), (489, 161910), (514, 154035), (630, 125673), (771, 102690), (815, 97146), (945, 83782), (978, 80955), (1141, 69390), (1285, 61614), (1467, 53970), (1542, 51345), (1630, 48573), (1799, 44010), (1890, 41891), (2282, 34695), (2313, 34230), (2445, 32382), (2570, 30807), (2934, 26985), (3423, 23130), (3598, 22005), (3855, 20538), (4401, 17990), (4626, 17115), (4890, 16191), (5397, 14670), (5705, 13878), (6846, 11565), (6939, 11410), (7335, 10794), (7710, 10269), (8802, 8995)]