18505314720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{12850913}}^1$

素因数の和:12850934

約数の個数: 72

約数和(自身を含む): 63149391396

約数和(自身を除く): 44644076676

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, 12850913, 25701826, 38552739, 51403652, 64254565, 77105478, 102807304, 115658217, 128509130, 154210956, 192763695, 205614608, 231316434, 257018260, 308421912, 385527390, 411229216, 462632868, 514036520, 578291085, 616843824, 771054780, 925265736, 1028073040, 1156582170, 1233687648, 1542109560, 1850531472, 2056146080, 2313164340, 3084219120, 3701062944, 4626328680, 6168438240, 9252657360, 18505314720]

約数ペア:

[(1, 18505314720), (2, 9252657360), (3, 6168438240), (4, 4626328680), (5, 3701062944), (6, 3084219120), (8, 2313164340), (9, 2056146080), (10, 1850531472), (12, 1542109560), (15, 1233687648), (16, 1156582170), (18, 1028073040), (20, 925265736), (24, 771054780), (30, 616843824), (32, 578291085), (36, 514036520), (40, 462632868), (45, 411229216), (48, 385527390), (60, 308421912), (72, 257018260), (80, 231316434), (90, 205614608), (96, 192763695), (120, 154210956), (144, 128509130), (160, 115658217), (180, 102807304), (240, 77105478), (288, 64254565), (360, 51403652), (480, 38552739), (720, 25701826), (1440, 12850913)]