919159960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 2239488000

約数和(自身を除く): 1320328040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 107, 127, 152, 178, 190, 214, 254, 356, 380, 428, 445, 508, 535, 635, 712, 760, 856, 890, 1016, 1070, 1270, 1691, 1780, 2033, 2140, 2413, 2540, 3382, 3560, 4066, 4280, 4826, 5080, 6764, 8132, 8455, 9523, 9652, 10165, 11303, 12065, 13528, 13589, 16264, 16910, 19046, 19304, 20330, 22606, 24130, 27178, 33820, 38092, 40660, 45212, 47615, 48260, 54356, 56515, 67640, 67945, 76184, 81320, 90424, 95230, 96520, 108712, 113030, 135890, 180937, 190460, 214757, 226060, 258191, 271780, 361874, 380920, 429514, 452120, 516382, 543560, 723748, 859028, 904685, 1032764, 1073785, 1209421, 1290955, 1447496, 1718056, 1809370, 2065528, 2147570, 2418842, 2581910, 3618740, 4295140, 4837684, 5163820, 6047105, 7237480, 8590280, 9675368, 10327640, 12094210, 22978999, 24188420, 45957998, 48376840, 91915996, 114894995, 183831992, 229789990, 459579980, 919159960]

約数ペア:

[(1, 919159960), (2, 459579980), (4, 229789990), (5, 183831992), (8, 114894995), (10, 91915996), (19, 48376840), (20, 45957998), (38, 24188420), (40, 22978999), (76, 12094210), (89, 10327640), (95, 9675368), (107, 8590280), (127, 7237480), (152, 6047105), (178, 5163820), (190, 4837684), (214, 4295140), (254, 3618740), (356, 2581910), (380, 2418842), (428, 2147570), (445, 2065528), (508, 1809370), (535, 1718056), (635, 1447496), (712, 1290955), (760, 1209421), (856, 1073785), (890, 1032764), (1016, 904685), (1070, 859028), (1270, 723748), (1691, 543560), (1780, 516382), (2033, 452120), (2140, 429514), (2413, 380920), (2540, 361874), (3382, 271780), (3560, 258191), (4066, 226060), (4280, 214757), (4826, 190460), (5080, 180937), (6764, 135890), (8132, 113030), (8455, 108712), (9523, 96520), (9652, 95230), (10165, 90424), (11303, 81320), (12065, 76184), (13528, 67945), (13589, 67640), (16264, 56515), (16910, 54356), (19046, 48260), (19304, 47615), (20330, 45212), (22606, 40660), (24130, 38092), (27178, 33820)]