161728320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12959}}^1$

素因数の和:12992

約数の個数: 112

約数和(自身を含む): 553029120

約数和(自身を除く): 391300800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 12959, 25918, 38877, 51836, 64795, 77754, 103672, 129590, 155508, 168467, 194385, 207344, 259180, 311016, 336934, 388770, 414688, 505401, 518360, 622032, 673868, 777540, 829376, 842335, 1010802, 1036720, 1244064, 1347736, 1555080, 1684670, 2021604, 2073440, 2488128, 2527005, 2695472, 3110160, 3369340, 4043208, 4146880, 5054010, 5390944, 6220320, 6738680, 8086416, 10108020, 10781888, 12440640, 13477360, 16172832, 20216040, 26954720, 32345664, 40432080, 53909440, 80864160, 161728320]

約数ペア:

[(1, 161728320), (2, 80864160), (3, 53909440), (4, 40432080), (5, 32345664), (6, 26954720), (8, 20216040), (10, 16172832), (12, 13477360), (13, 12440640), (15, 10781888), (16, 10108020), (20, 8086416), (24, 6738680), (26, 6220320), (30, 5390944), (32, 5054010), (39, 4146880), (40, 4043208), (48, 3369340), (52, 3110160), (60, 2695472), (64, 2527005), (65, 2488128), (78, 2073440), (80, 2021604), (96, 1684670), (104, 1555080), (120, 1347736), (130, 1244064), (156, 1036720), (160, 1010802), (192, 842335), (195, 829376), (208, 777540), (240, 673868), (260, 622032), (312, 518360), (320, 505401), (390, 414688), (416, 388770), (480, 336934), (520, 311016), (624, 259180), (780, 207344), (832, 194385), (960, 168467), (1040, 155508), (1248, 129590), (1560, 103672), (2080, 77754), (2496, 64795), (3120, 51836), (4160, 38877), (6240, 25918), (12480, 12959)]