251611080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{6113}}^1$

素因数の和:6148

約数の個数: 128

約数和(自身を含む): 880416000

約数和(自身を除く): 628804920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 840, 980, 1029, 1176, 1372, 1470, 1715, 1960, 2058, 2744, 2940, 3430, 4116, 5145, 5880, 6113, 6860, 8232, 10290, 12226, 13720, 18339, 20580, 24452, 30565, 36678, 41160, 42791, 48904, 61130, 73356, 85582, 91695, 122260, 128373, 146712, 171164, 183390, 213955, 244520, 256746, 299537, 342328, 366780, 427910, 513492, 599074, 641865, 733560, 855820, 898611, 1026984, 1198148, 1283730, 1497685, 1711640, 1797222, 2096759, 2396296, 2567460, 2995370, 3594444, 4193518, 4493055, 5134920, 5990740, 6290277, 7188888, 8387036, 8986110, 10483795, 11981480, 12580554, 16774072, 17972220, 20967590, 25161108, 31451385, 35944440, 41935180, 50322216, 62902770, 83870360, 125805540, 251611080]

約数ペア:

[(1, 251611080), (2, 125805540), (3, 83870360), (4, 62902770), (5, 50322216), (6, 41935180), (7, 35944440), (8, 31451385), (10, 25161108), (12, 20967590), (14, 17972220), (15, 16774072), (20, 12580554), (21, 11981480), (24, 10483795), (28, 8986110), (30, 8387036), (35, 7188888), (40, 6290277), (42, 5990740), (49, 5134920), (56, 4493055), (60, 4193518), (70, 3594444), (84, 2995370), (98, 2567460), (105, 2396296), (120, 2096759), (140, 1797222), (147, 1711640), (168, 1497685), (196, 1283730), (210, 1198148), (245, 1026984), (280, 898611), (294, 855820), (343, 733560), (392, 641865), (420, 599074), (490, 513492), (588, 427910), (686, 366780), (735, 342328), (840, 299537), (980, 256746), (1029, 244520), (1176, 213955), (1372, 183390), (1470, 171164), (1715, 146712), (1960, 128373), (2058, 122260), (2744, 91695), (2940, 85582), (3430, 73356), (4116, 61130), (5145, 48904), (5880, 42791), (6113, 41160), (6860, 36678), (8232, 30565), (10290, 24452), (12226, 20580), (13720, 18339)]