1666991616

素因数分解:

$2^9\times 3^1\times {\mathrm{53}}^1\times {\mathrm{20477}}^1$

素因数の和:20551

約数の個数: 80

約数和(自身を含む): 4524982704

約数和(自身を除く): 2857991088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 128, 159, 192, 212, 256, 318, 384, 424, 512, 636, 768, 848, 1272, 1536, 1696, 2544, 3392, 5088, 6784, 10176, 13568, 20352, 20477, 27136, 40704, 40954, 61431, 81408, 81908, 122862, 163816, 245724, 327632, 491448, 655264, 982896, 1085281, 1310528, 1965792, 2170562, 2621056, 3255843, 3931584, 4341124, 5242112, 6511686, 7863168, 8682248, 10484224, 13023372, 15726336, 17364496, 26046744, 31452672, 34728992, 52093488, 69457984, 104186976, 138915968, 208373952, 277831936, 416747904, 555663872, 833495808, 1666991616]

約数ペア:

[(1, 1666991616), (2, 833495808), (3, 555663872), (4, 416747904), (6, 277831936), (8, 208373952), (12, 138915968), (16, 104186976), (24, 69457984), (32, 52093488), (48, 34728992), (53, 31452672), (64, 26046744), (96, 17364496), (106, 15726336), (128, 13023372), (159, 10484224), (192, 8682248), (212, 7863168), (256, 6511686), (318, 5242112), (384, 4341124), (424, 3931584), (512, 3255843), (636, 2621056), (768, 2170562), (848, 1965792), (1272, 1310528), (1536, 1085281), (1696, 982896), (2544, 655264), (3392, 491448), (5088, 327632), (6784, 245724), (10176, 163816), (13568, 122862), (20352, 81908), (20477, 81408), (27136, 61431), (40704, 40954)]