87841440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61001}}^1$

素因数の和:61022

約数の個数: 72

約数和(自身を含む): 299763828

約数和(自身を除く): 211922388

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 61001, 122002, 183003, 244004, 305005, 366006, 488008, 549009, 610010, 732012, 915015, 976016, 1098018, 1220020, 1464024, 1830030, 1952032, 2196036, 2440040, 2745045, 2928048, 3660060, 4392072, 4880080, 5490090, 5856096, 7320120, 8784144, 9760160, 10980180, 14640240, 17568288, 21960360, 29280480, 43920720, 87841440]

約数ペア:

[(1, 87841440), (2, 43920720), (3, 29280480), (4, 21960360), (5, 17568288), (6, 14640240), (8, 10980180), (9, 9760160), (10, 8784144), (12, 7320120), (15, 5856096), (16, 5490090), (18, 4880080), (20, 4392072), (24, 3660060), (30, 2928048), (32, 2745045), (36, 2440040), (40, 2196036), (45, 1952032), (48, 1830030), (60, 1464024), (72, 1220020), (80, 1098018), (90, 976016), (96, 915015), (120, 732012), (144, 610010), (160, 549009), (180, 488008), (240, 366006), (288, 305005), (360, 244004), (480, 183003), (720, 122002), (1440, 61001)]