197282520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4937}}^1$

素因数の和:4994

約数の個数: 128

約数和(自身を含む): 675518400

約数和(自身を除く): 478235880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 540, 555, 666, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1998, 2220, 2664, 3330, 3996, 4440, 4937, 4995, 6660, 7992, 9874, 9990, 13320, 14811, 19748, 19980, 24685, 29622, 39496, 39960, 44433, 49370, 59244, 74055, 88866, 98740, 118488, 133299, 148110, 177732, 182669, 197480, 222165, 266598, 296220, 355464, 365338, 444330, 533196, 548007, 592440, 666495, 730676, 888660, 913345, 1066392, 1096014, 1332990, 1461352, 1644021, 1777320, 1826690, 2192028, 2665980, 2740035, 3288042, 3653380, 4384056, 4932063, 5331960, 5480070, 6576084, 7306760, 8220105, 9864126, 10960140, 13152168, 16440210, 19728252, 21920280, 24660315, 32880420, 39456504, 49320630, 65760840, 98641260, 197282520]

約数ペア:

[(1, 197282520), (2, 98641260), (3, 65760840), (4, 49320630), (5, 39456504), (6, 32880420), (8, 24660315), (9, 21920280), (10, 19728252), (12, 16440210), (15, 13152168), (18, 10960140), (20, 9864126), (24, 8220105), (27, 7306760), (30, 6576084), (36, 5480070), (37, 5331960), (40, 4932063), (45, 4384056), (54, 3653380), (60, 3288042), (72, 2740035), (74, 2665980), (90, 2192028), (108, 1826690), (111, 1777320), (120, 1644021), (135, 1461352), (148, 1332990), (180, 1096014), (185, 1066392), (216, 913345), (222, 888660), (270, 730676), (296, 666495), (333, 592440), (360, 548007), (370, 533196), (444, 444330), (540, 365338), (555, 355464), (666, 296220), (740, 266598), (888, 222165), (999, 197480), (1080, 182669), (1110, 177732), (1332, 148110), (1480, 133299), (1665, 118488), (1998, 98740), (2220, 88866), (2664, 74055), (3330, 59244), (3996, 49370), (4440, 44433), (4937, 39960), (4995, 39496), (6660, 29622), (7992, 24685), (9874, 19980), (9990, 19748), (13320, 14811)]