396484720

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1\times {\mathrm{503}}^1$

素因数の和:742

約数の個数: 80

約数和(自身を含む): 944939520

約数和(自身を除く): 548454800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 167, 236, 295, 334, 472, 503, 590, 668, 835, 944, 1006, 1180, 1336, 1670, 2012, 2360, 2515, 2672, 3340, 4024, 4720, 5030, 6680, 8048, 9853, 10060, 13360, 19706, 20120, 29677, 39412, 40240, 49265, 59354, 78824, 84001, 98530, 118708, 148385, 157648, 168002, 197060, 237416, 296770, 336004, 394120, 420005, 474832, 593540, 672008, 788240, 840010, 1187080, 1344016, 1680020, 2374160, 3360040, 4956059, 6720080, 9912118, 19824236, 24780295, 39648472, 49560590, 79296944, 99121180, 198242360, 396484720]

約数ペア:

[(1, 396484720), (2, 198242360), (4, 99121180), (5, 79296944), (8, 49560590), (10, 39648472), (16, 24780295), (20, 19824236), (40, 9912118), (59, 6720080), (80, 4956059), (118, 3360040), (167, 2374160), (236, 1680020), (295, 1344016), (334, 1187080), (472, 840010), (503, 788240), (590, 672008), (668, 593540), (835, 474832), (944, 420005), (1006, 394120), (1180, 336004), (1336, 296770), (1670, 237416), (2012, 197060), (2360, 168002), (2515, 157648), (2672, 148385), (3340, 118708), (4024, 98530), (4720, 84001), (5030, 78824), (6680, 59354), (8048, 49265), (9853, 40240), (10060, 39412), (13360, 29677), (19706, 20120)]