160719720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2621}}^1$

素因数の和:2715

約数の個数: 128

約数和(自身を含む): 558800640

約数和(自身を除く): 398080920

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, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 730, 840, 876, 1022, 1095, 1460, 1533, 1752, 2044, 2190, 2555, 2621, 2920, 3066, 4088, 4380, 5110, 5242, 6132, 7665, 7863, 8760, 10220, 10484, 12264, 13105, 15330, 15726, 18347, 20440, 20968, 26210, 30660, 31452, 36694, 39315, 52420, 55041, 61320, 62904, 73388, 78630, 91735, 104840, 110082, 146776, 157260, 183470, 191333, 220164, 275205, 314520, 366940, 382666, 440328, 550410, 573999, 733880, 765332, 956665, 1100820, 1147998, 1339331, 1530664, 1913330, 2201640, 2295996, 2678662, 2869995, 3826660, 4017993, 4591992, 5357324, 5739990, 6696655, 7653320, 8035986, 10714648, 11479980, 13393310, 16071972, 20089965, 22959960, 26786620, 32143944, 40179930, 53573240, 80359860, 160719720]

約数ペア:

[(1, 160719720), (2, 80359860), (3, 53573240), (4, 40179930), (5, 32143944), (6, 26786620), (7, 22959960), (8, 20089965), (10, 16071972), (12, 13393310), (14, 11479980), (15, 10714648), (20, 8035986), (21, 7653320), (24, 6696655), (28, 5739990), (30, 5357324), (35, 4591992), (40, 4017993), (42, 3826660), (56, 2869995), (60, 2678662), (70, 2295996), (73, 2201640), (84, 1913330), (105, 1530664), (120, 1339331), (140, 1147998), (146, 1100820), (168, 956665), (210, 765332), (219, 733880), (280, 573999), (292, 550410), (365, 440328), (420, 382666), (438, 366940), (511, 314520), (584, 275205), (730, 220164), (840, 191333), (876, 183470), (1022, 157260), (1095, 146776), (1460, 110082), (1533, 104840), (1752, 91735), (2044, 78630), (2190, 73388), (2555, 62904), (2621, 61320), (2920, 55041), (3066, 52420), (4088, 39315), (4380, 36694), (5110, 31452), (5242, 30660), (6132, 26210), (7665, 20968), (7863, 20440), (8760, 18347), (10220, 15726), (10484, 15330), (12264, 13105)]