1951552920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{2663}}^1$

素因数の和:2905

約数の個数: 128

約数和(自身を含む): 6076477440

約数和(自身を除く): 4124924520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 197, 248, 310, 372, 394, 465, 591, 620, 744, 788, 930, 985, 1182, 1240, 1576, 1860, 1970, 2364, 2663, 2955, 3720, 3940, 4728, 5326, 5910, 6107, 7880, 7989, 10652, 11820, 12214, 13315, 15978, 18321, 21304, 23640, 24428, 26630, 30535, 31956, 36642, 39945, 48856, 53260, 61070, 63912, 73284, 79890, 82553, 91605, 106520, 122140, 146568, 159780, 165106, 183210, 244280, 247659, 319560, 330212, 366420, 412765, 495318, 524611, 660424, 732840, 825530, 990636, 1049222, 1238295, 1573833, 1651060, 1981272, 2098444, 2476590, 2623055, 3147666, 3302120, 4196888, 4953180, 5246110, 6295332, 7869165, 9906360, 10492220, 12590664, 15738330, 16262941, 20984440, 31476660, 32525882, 48788823, 62953320, 65051764, 81314705, 97577646, 130103528, 162629410, 195155292, 243944115, 325258820, 390310584, 487888230, 650517640, 975776460, 1951552920]

約数ペア:

[(1, 1951552920), (2, 975776460), (3, 650517640), (4, 487888230), (5, 390310584), (6, 325258820), (8, 243944115), (10, 195155292), (12, 162629410), (15, 130103528), (20, 97577646), (24, 81314705), (30, 65051764), (31, 62953320), (40, 48788823), (60, 32525882), (62, 31476660), (93, 20984440), (120, 16262941), (124, 15738330), (155, 12590664), (186, 10492220), (197, 9906360), (248, 7869165), (310, 6295332), (372, 5246110), (394, 4953180), (465, 4196888), (591, 3302120), (620, 3147666), (744, 2623055), (788, 2476590), (930, 2098444), (985, 1981272), (1182, 1651060), (1240, 1573833), (1576, 1238295), (1860, 1049222), (1970, 990636), (2364, 825530), (2663, 732840), (2955, 660424), (3720, 524611), (3940, 495318), (4728, 412765), (5326, 366420), (5910, 330212), (6107, 319560), (7880, 247659), (7989, 244280), (10652, 183210), (11820, 165106), (12214, 159780), (13315, 146568), (15978, 122140), (18321, 106520), (21304, 91605), (23640, 82553), (24428, 79890), (26630, 73284), (30535, 63912), (31956, 61070), (36642, 53260), (39945, 48856)]