4800780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 14742000

約数和(自身を除く): 9941220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 179, 180, 298, 358, 447, 537, 596, 716, 745, 894, 895, 1074, 1341, 1490, 1611, 1788, 1790, 2148, 2235, 2682, 2685, 2980, 3222, 3580, 4470, 5364, 5370, 6444, 6705, 8055, 8940, 10740, 13410, 16110, 26671, 26820, 32220, 53342, 80013, 106684, 133355, 160026, 240039, 266710, 320052, 400065, 480078, 533420, 800130, 960156, 1200195, 1600260, 2400390, 4800780]

約数ペア:

[(1, 4800780), (2, 2400390), (3, 1600260), (4, 1200195), (5, 960156), (6, 800130), (9, 533420), (10, 480078), (12, 400065), (15, 320052), (18, 266710), (20, 240039), (30, 160026), (36, 133355), (45, 106684), (60, 80013), (90, 53342), (149, 32220), (179, 26820), (180, 26671), (298, 16110), (358, 13410), (447, 10740), (537, 8940), (596, 8055), (716, 6705), (745, 6444), (894, 5370), (895, 5364), (1074, 4470), (1341, 3580), (1490, 3222), (1611, 2980), (1788, 2685), (1790, 2682), (2148, 2235)]