721026720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{500713}}^1$

素因数の和:500734

約数の個数: 72

約数和(自身を含む): 2460508596

約数和(自身を除く): 1739481876

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, 500713, 1001426, 1502139, 2002852, 2503565, 3004278, 4005704, 4506417, 5007130, 6008556, 7510695, 8011408, 9012834, 10014260, 12017112, 15021390, 16022816, 18025668, 20028520, 22532085, 24034224, 30042780, 36051336, 40057040, 45064170, 48068448, 60085560, 72102672, 80114080, 90128340, 120171120, 144205344, 180256680, 240342240, 360513360, 721026720]

約数ペア:

[(1, 721026720), (2, 360513360), (3, 240342240), (4, 180256680), (5, 144205344), (6, 120171120), (8, 90128340), (9, 80114080), (10, 72102672), (12, 60085560), (15, 48068448), (16, 45064170), (18, 40057040), (20, 36051336), (24, 30042780), (30, 24034224), (32, 22532085), (36, 20028520), (40, 18025668), (45, 16022816), (48, 15021390), (60, 12017112), (72, 10014260), (80, 9012834), (90, 8011408), (96, 7510695), (120, 6008556), (144, 5007130), (160, 4506417), (180, 4005704), (240, 3004278), (288, 2503565), (360, 2002852), (480, 1502139), (720, 1001426), (1440, 500713)]