15839880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 55123200

約数和(自身を除く): 39283320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 173, 210, 218, 280, 327, 346, 420, 436, 519, 545, 654, 692, 763, 840, 865, 872, 1038, 1090, 1211, 1308, 1384, 1526, 1635, 1730, 2076, 2180, 2289, 2422, 2595, 2616, 3052, 3270, 3460, 3633, 3815, 4152, 4360, 4578, 4844, 5190, 6055, 6104, 6540, 6920, 7266, 7630, 9156, 9688, 10380, 11445, 12110, 13080, 14532, 15260, 18165, 18312, 18857, 20760, 22890, 24220, 29064, 30520, 36330, 37714, 45780, 48440, 56571, 72660, 75428, 91560, 94285, 113142, 131999, 145320, 150856, 188570, 226284, 263998, 282855, 377140, 395997, 452568, 527996, 565710, 659995, 754280, 791994, 1055992, 1131420, 1319990, 1583988, 1979985, 2262840, 2639980, 3167976, 3959970, 5279960, 7919940, 15839880]

約数ペア:

[(1, 15839880), (2, 7919940), (3, 5279960), (4, 3959970), (5, 3167976), (6, 2639980), (7, 2262840), (8, 1979985), (10, 1583988), (12, 1319990), (14, 1131420), (15, 1055992), (20, 791994), (21, 754280), (24, 659995), (28, 565710), (30, 527996), (35, 452568), (40, 395997), (42, 377140), (56, 282855), (60, 263998), (70, 226284), (84, 188570), (105, 150856), (109, 145320), (120, 131999), (140, 113142), (168, 94285), (173, 91560), (210, 75428), (218, 72660), (280, 56571), (327, 48440), (346, 45780), (420, 37714), (436, 36330), (519, 30520), (545, 29064), (654, 24220), (692, 22890), (763, 20760), (840, 18857), (865, 18312), (872, 18165), (1038, 15260), (1090, 14532), (1211, 13080), (1308, 12110), (1384, 11445), (1526, 10380), (1635, 9688), (1730, 9156), (2076, 7630), (2180, 7266), (2289, 6920), (2422, 6540), (2595, 6104), (2616, 6055), (3052, 5190), (3270, 4844), (3460, 4578), (3633, 4360), (3815, 4152)]