15694893640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{997}}^1$

素因数の和:1343

約数の個数: 128

約数和(自身を含む): 37560568320

約数和(自身を除く): 21865674680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 71, 92, 115, 142, 184, 230, 241, 284, 355, 460, 482, 568, 710, 920, 964, 997, 1205, 1420, 1633, 1928, 1994, 2410, 2840, 3266, 3988, 4820, 4985, 5543, 6532, 7976, 8165, 9640, 9970, 11086, 13064, 16330, 17111, 19940, 22172, 22931, 27715, 32660, 34222, 39880, 44344, 45862, 55430, 65320, 68444, 70787, 85555, 91724, 110860, 114655, 136888, 141574, 171110, 183448, 221720, 229310, 240277, 283148, 342220, 353935, 393553, 458620, 480554, 566296, 684440, 707870, 787106, 917240, 961108, 1201385, 1415740, 1574212, 1628101, 1922216, 1967765, 2402770, 2831480, 3148424, 3256202, 3935530, 4805540, 5526371, 6512404, 7871060, 8140505, 9611080, 11052742, 13024808, 15742120, 16281010, 17059667, 22105484, 27631855, 32562020, 34119334, 44210968, 55263710, 65124040, 68238668, 85298335, 110527420, 136477336, 170596670, 221054840, 341193340, 392372341, 682386680, 784744682, 1569489364, 1961861705, 3138978728, 3923723410, 7847446820, 15694893640]

約数ペア:

[(1, 15694893640), (2, 7847446820), (4, 3923723410), (5, 3138978728), (8, 1961861705), (10, 1569489364), (20, 784744682), (23, 682386680), (40, 392372341), (46, 341193340), (71, 221054840), (92, 170596670), (115, 136477336), (142, 110527420), (184, 85298335), (230, 68238668), (241, 65124040), (284, 55263710), (355, 44210968), (460, 34119334), (482, 32562020), (568, 27631855), (710, 22105484), (920, 17059667), (964, 16281010), (997, 15742120), (1205, 13024808), (1420, 11052742), (1633, 9611080), (1928, 8140505), (1994, 7871060), (2410, 6512404), (2840, 5526371), (3266, 4805540), (3988, 3935530), (4820, 3256202), (4985, 3148424), (5543, 2831480), (6532, 2402770), (7976, 1967765), (8165, 1922216), (9640, 1628101), (9970, 1574212), (11086, 1415740), (13064, 1201385), (16330, 961108), (17111, 917240), (19940, 787106), (22172, 707870), (22931, 684440), (27715, 566296), (32660, 480554), (34222, 458620), (39880, 393553), (44344, 353935), (45862, 342220), (55430, 283148), (65320, 240277), (68444, 229310), (70787, 221720), (85555, 183448), (91724, 171110), (110860, 141574), (114655, 136888)]