21800160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{15139}}^1$

素因数の和:15160

約数の個数: 72

約数和(自身を含む): 74397960

約数和(自身を除く): 52597800

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, 15139, 30278, 45417, 60556, 75695, 90834, 121112, 136251, 151390, 181668, 227085, 242224, 272502, 302780, 363336, 454170, 484448, 545004, 605560, 681255, 726672, 908340, 1090008, 1211120, 1362510, 1453344, 1816680, 2180016, 2422240, 2725020, 3633360, 4360032, 5450040, 7266720, 10900080, 21800160]

約数ペア:

[(1, 21800160), (2, 10900080), (3, 7266720), (4, 5450040), (5, 4360032), (6, 3633360), (8, 2725020), (9, 2422240), (10, 2180016), (12, 1816680), (15, 1453344), (16, 1362510), (18, 1211120), (20, 1090008), (24, 908340), (30, 726672), (32, 681255), (36, 605560), (40, 545004), (45, 484448), (48, 454170), (60, 363336), (72, 302780), (80, 272502), (90, 242224), (96, 227085), (120, 181668), (144, 151390), (160, 136251), (180, 121112), (240, 90834), (288, 75695), (360, 60556), (480, 45417), (720, 30278), (1440, 15139)]