247508520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{557}}^1$

素因数の和:624

約数の個数: 192

約数和(自身を含む): 888693120

約数和(自身を除く): 641184600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 529, 552, 557, 644, 690, 805, 840, 920, 966, 1058, 1114, 1288, 1380, 1587, 1610, 1671, 1932, 2116, 2228, 2415, 2645, 2760, 2785, 3174, 3220, 3342, 3703, 3864, 3899, 4232, 4456, 4830, 5290, 5570, 6348, 6440, 6684, 7406, 7798, 7935, 8355, 9660, 10580, 11109, 11140, 11697, 12696, 12811, 13368, 14812, 15596, 15870, 16710, 18515, 19320, 19495, 21160, 22218, 22280, 23394, 25622, 29624, 31192, 31740, 33420, 37030, 38433, 38990, 44436, 46788, 51244, 55545, 58485, 63480, 64055, 66840, 74060, 76866, 77980, 88872, 89677, 93576, 102488, 111090, 116970, 128110, 148120, 153732, 155960, 179354, 192165, 222180, 233940, 256220, 269031, 294653, 307464, 358708, 384330, 444360, 448385, 467880, 512440, 538062, 589306, 717416, 768660, 883959, 896770, 1076124, 1178612, 1345155, 1473265, 1537320, 1767918, 1793540, 2062571, 2152248, 2357224, 2690310, 2946530, 3535836, 3587080, 4125142, 4419795, 5380620, 5893060, 6187713, 7071672, 8250284, 8839590, 10312855, 10761240, 11786120, 12375426, 16500568, 17679180, 20625710, 24750852, 30938565, 35358360, 41251420, 49501704, 61877130, 82502840, 123754260, 247508520]

約数ペア:

[(1, 247508520), (2, 123754260), (3, 82502840), (4, 61877130), (5, 49501704), (6, 41251420), (7, 35358360), (8, 30938565), (10, 24750852), (12, 20625710), (14, 17679180), (15, 16500568), (20, 12375426), (21, 11786120), (23, 10761240), (24, 10312855), (28, 8839590), (30, 8250284), (35, 7071672), (40, 6187713), (42, 5893060), (46, 5380620), (56, 4419795), (60, 4125142), (69, 3587080), (70, 3535836), (84, 2946530), (92, 2690310), (105, 2357224), (115, 2152248), (120, 2062571), (138, 1793540), (140, 1767918), (161, 1537320), (168, 1473265), (184, 1345155), (210, 1178612), (230, 1076124), (276, 896770), (280, 883959), (322, 768660), (345, 717416), (420, 589306), (460, 538062), (483, 512440), (529, 467880), (552, 448385), (557, 444360), (644, 384330), (690, 358708), (805, 307464), (840, 294653), (920, 269031), (966, 256220), (1058, 233940), (1114, 222180), (1288, 192165), (1380, 179354), (1587, 155960), (1610, 153732), (1671, 148120), (1932, 128110), (2116, 116970), (2228, 111090), (2415, 102488), (2645, 93576), (2760, 89677), (2785, 88872), (3174, 77980), (3220, 76866), (3342, 74060), (3703, 66840), (3864, 64055), (3899, 63480), (4232, 58485), (4456, 55545), (4830, 51244), (5290, 46788), (5570, 44436), (6348, 38990), (6440, 38433), (6684, 37030), (7406, 33420), (7798, 31740), (7935, 31192), (8355, 29624), (9660, 25622), (10580, 23394), (11109, 22280), (11140, 22218), (11697, 21160), (12696, 19495), (12811, 19320), (13368, 18515), (14812, 16710), (15596, 15870)]