2019338760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{839}}^1$

素因数の和:1531

約数の個数: 128

約数和(自身を含む): 6270566400

約数和(自身を除く): 4251227640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 647, 744, 839, 930, 1240, 1294, 1678, 1860, 1941, 2517, 2588, 3235, 3356, 3720, 3882, 4195, 5034, 5176, 6470, 6712, 7764, 8390, 9705, 10068, 12585, 12940, 15528, 16780, 19410, 20057, 20136, 25170, 25880, 26009, 33560, 38820, 40114, 50340, 52018, 60171, 77640, 78027, 80228, 100285, 100680, 104036, 120342, 130045, 156054, 160456, 200570, 208072, 240684, 260090, 300855, 312108, 390135, 401140, 481368, 520180, 542833, 601710, 624216, 780270, 802280, 1040360, 1085666, 1203420, 1560540, 1628499, 2171332, 2406840, 2714165, 3121080, 3256998, 4342664, 5428330, 6513996, 8142495, 10856660, 13027992, 16284990, 16827823, 21713320, 32569980, 33655646, 50483469, 65139960, 67311292, 84139115, 100966938, 134622584, 168278230, 201933876, 252417345, 336556460, 403867752, 504834690, 673112920, 1009669380, 2019338760]

約数ペア:

[(1, 2019338760), (2, 1009669380), (3, 673112920), (4, 504834690), (5, 403867752), (6, 336556460), (8, 252417345), (10, 201933876), (12, 168278230), (15, 134622584), (20, 100966938), (24, 84139115), (30, 67311292), (31, 65139960), (40, 50483469), (60, 33655646), (62, 32569980), (93, 21713320), (120, 16827823), (124, 16284990), (155, 13027992), (186, 10856660), (248, 8142495), (310, 6513996), (372, 5428330), (465, 4342664), (620, 3256998), (647, 3121080), (744, 2714165), (839, 2406840), (930, 2171332), (1240, 1628499), (1294, 1560540), (1678, 1203420), (1860, 1085666), (1941, 1040360), (2517, 802280), (2588, 780270), (3235, 624216), (3356, 601710), (3720, 542833), (3882, 520180), (4195, 481368), (5034, 401140), (5176, 390135), (6470, 312108), (6712, 300855), (7764, 260090), (8390, 240684), (9705, 208072), (10068, 200570), (12585, 160456), (12940, 156054), (15528, 130045), (16780, 120342), (19410, 104036), (20057, 100680), (20136, 100285), (25170, 80228), (25880, 78027), (26009, 77640), (33560, 60171), (38820, 52018), (40114, 50340)]