21119388960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{2621}}^1\times {\mathrm{16787}}^1$

素因数の和:19426

約数の個数: 96

約数和(自身を含む): 66555421632

約数和(自身を除く): 45436032672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 2621, 5242, 7863, 10484, 13105, 15726, 16787, 20968, 26210, 31452, 33574, 39315, 41936, 50361, 52420, 62904, 67148, 78630, 83872, 83935, 100722, 104840, 125808, 134296, 157260, 167870, 201444, 209680, 251616, 251805, 268592, 314520, 335740, 402888, 419360, 503610, 537184, 629040, 671480, 805776, 1007220, 1258080, 1342960, 1611552, 2014440, 2685920, 4028880, 8057760, 43998727, 87997454, 131996181, 175994908, 219993635, 263992362, 351989816, 439987270, 527984724, 659980905, 703979632, 879974540, 1055969448, 1319961810, 1407959264, 1759949080, 2111938896, 2639923620, 3519898160, 4223877792, 5279847240, 7039796320, 10559694480, 21119388960]

約数ペア:

[(1, 21119388960), (2, 10559694480), (3, 7039796320), (4, 5279847240), (5, 4223877792), (6, 3519898160), (8, 2639923620), (10, 2111938896), (12, 1759949080), (15, 1407959264), (16, 1319961810), (20, 1055969448), (24, 879974540), (30, 703979632), (32, 659980905), (40, 527984724), (48, 439987270), (60, 351989816), (80, 263992362), (96, 219993635), (120, 175994908), (160, 131996181), (240, 87997454), (480, 43998727), (2621, 8057760), (5242, 4028880), (7863, 2685920), (10484, 2014440), (13105, 1611552), (15726, 1342960), (16787, 1258080), (20968, 1007220), (26210, 805776), (31452, 671480), (33574, 629040), (39315, 537184), (41936, 503610), (50361, 419360), (52420, 402888), (62904, 335740), (67148, 314520), (78630, 268592), (83872, 251805), (83935, 251616), (100722, 209680), (104840, 201444), (125808, 167870), (134296, 157260)]