72321840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{100447}}^1$

素因数の和:100466

約数の個数: 60

約数和(自身を含む): 242883264

約数和(自身を除く): 170561424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 100447, 200894, 301341, 401788, 502235, 602682, 803576, 904023, 1004470, 1205364, 1506705, 1607152, 1808046, 2008940, 2410728, 3013410, 3616092, 4017880, 4520115, 4821456, 6026820, 7232184, 8035760, 9040230, 12053640, 14464368, 18080460, 24107280, 36160920, 72321840]

約数ペア:

[(1, 72321840), (2, 36160920), (3, 24107280), (4, 18080460), (5, 14464368), (6, 12053640), (8, 9040230), (9, 8035760), (10, 7232184), (12, 6026820), (15, 4821456), (16, 4520115), (18, 4017880), (20, 3616092), (24, 3013410), (30, 2410728), (36, 2008940), (40, 1808046), (45, 1607152), (48, 1506705), (60, 1205364), (72, 1004470), (80, 904023), (90, 803576), (120, 602682), (144, 502235), (180, 401788), (240, 301341), (360, 200894), (720, 100447)]