542124280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:281

約数の個数: 128

約数和(自身を含む): 1311966720

約数和(自身を除く): 769842440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 53, 62, 73, 106, 113, 124, 146, 155, 212, 226, 248, 265, 292, 310, 365, 424, 452, 530, 565, 584, 620, 730, 904, 1060, 1130, 1240, 1460, 1643, 2120, 2260, 2263, 2920, 3286, 3503, 3869, 4520, 4526, 5989, 6572, 7006, 7738, 8215, 8249, 9052, 11315, 11978, 13144, 14012, 15476, 16430, 16498, 17515, 18104, 19345, 22630, 23956, 28024, 29945, 30952, 32860, 32996, 35030, 38690, 41245, 45260, 47912, 59890, 65720, 65992, 70060, 77380, 82490, 90520, 119780, 119939, 140120, 154760, 164980, 185659, 239560, 239878, 255719, 329960, 371318, 437197, 479756, 511438, 599695, 742636, 874394, 928295, 959512, 1022876, 1199390, 1278595, 1485272, 1748788, 1856590, 2045752, 2185985, 2398780, 2557190, 3497576, 3713180, 4371970, 4797560, 5114380, 7426360, 8743940, 10228760, 13553107, 17487880, 27106214, 54212428, 67765535, 108424856, 135531070, 271062140, 542124280]

約数ペア:

[(1, 542124280), (2, 271062140), (4, 135531070), (5, 108424856), (8, 67765535), (10, 54212428), (20, 27106214), (31, 17487880), (40, 13553107), (53, 10228760), (62, 8743940), (73, 7426360), (106, 5114380), (113, 4797560), (124, 4371970), (146, 3713180), (155, 3497576), (212, 2557190), (226, 2398780), (248, 2185985), (265, 2045752), (292, 1856590), (310, 1748788), (365, 1485272), (424, 1278595), (452, 1199390), (530, 1022876), (565, 959512), (584, 928295), (620, 874394), (730, 742636), (904, 599695), (1060, 511438), (1130, 479756), (1240, 437197), (1460, 371318), (1643, 329960), (2120, 255719), (2260, 239878), (2263, 239560), (2920, 185659), (3286, 164980), (3503, 154760), (3869, 140120), (4520, 119939), (4526, 119780), (5989, 90520), (6572, 82490), (7006, 77380), (7738, 70060), (8215, 65992), (8249, 65720), (9052, 59890), (11315, 47912), (11978, 45260), (13144, 41245), (14012, 38690), (15476, 35030), (16430, 32996), (16498, 32860), (17515, 30952), (18104, 29945), (19345, 28024), (22630, 23956)]