212368520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1423}}^1$

素因数の和:1495

約数の個数: 128

約数和(自身を含む): 602864640

約数和(自身を除く): 390496120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 41, 52, 56, 65, 70, 82, 91, 104, 130, 140, 164, 182, 205, 260, 280, 287, 328, 364, 410, 455, 520, 533, 574, 728, 820, 910, 1066, 1148, 1423, 1435, 1640, 1820, 2132, 2296, 2665, 2846, 2870, 3640, 3731, 4264, 5330, 5692, 5740, 7115, 7462, 9961, 10660, 11384, 11480, 14230, 14924, 18499, 18655, 19922, 21320, 28460, 29848, 36998, 37310, 39844, 49805, 56920, 58343, 73996, 74620, 79688, 92495, 99610, 116686, 129493, 147992, 149240, 184990, 199220, 233372, 258986, 291715, 369980, 398440, 408401, 466744, 517972, 583430, 647465, 739960, 758459, 816802, 1035944, 1166860, 1294930, 1516918, 1633604, 2042005, 2333720, 2589860, 3033836, 3267208, 3792295, 4084010, 5179720, 5309213, 6067672, 7584590, 8168020, 10618426, 15169180, 16336040, 21236852, 26546065, 30338360, 42473704, 53092130, 106184260, 212368520]

約数ペア:

[(1, 212368520), (2, 106184260), (4, 53092130), (5, 42473704), (7, 30338360), (8, 26546065), (10, 21236852), (13, 16336040), (14, 15169180), (20, 10618426), (26, 8168020), (28, 7584590), (35, 6067672), (40, 5309213), (41, 5179720), (52, 4084010), (56, 3792295), (65, 3267208), (70, 3033836), (82, 2589860), (91, 2333720), (104, 2042005), (130, 1633604), (140, 1516918), (164, 1294930), (182, 1166860), (205, 1035944), (260, 816802), (280, 758459), (287, 739960), (328, 647465), (364, 583430), (410, 517972), (455, 466744), (520, 408401), (533, 398440), (574, 369980), (728, 291715), (820, 258986), (910, 233372), (1066, 199220), (1148, 184990), (1423, 149240), (1435, 147992), (1640, 129493), (1820, 116686), (2132, 99610), (2296, 92495), (2665, 79688), (2846, 74620), (2870, 73996), (3640, 58343), (3731, 56920), (4264, 49805), (5330, 39844), (5692, 37310), (5740, 36998), (7115, 29848), (7462, 28460), (9961, 21320), (10660, 19922), (11384, 18655), (11480, 18499), (14230, 14924)]