202309720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{277}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 496897200

約数和(自身を除く): 294587480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 277, 310, 380, 554, 589, 620, 760, 961, 1108, 1178, 1240, 1385, 1922, 2216, 2356, 2770, 2945, 3844, 4712, 4805, 5263, 5540, 5890, 7688, 8587, 9610, 10526, 11080, 11780, 17174, 18259, 19220, 21052, 23560, 26315, 34348, 36518, 38440, 42104, 42935, 52630, 68696, 73036, 85870, 91295, 105260, 146072, 163153, 171740, 182590, 210520, 266197, 326306, 343480, 365180, 532394, 652612, 730360, 815765, 1064788, 1305224, 1330985, 1631530, 2129576, 2661970, 3263060, 5057743, 5323940, 6526120, 10115486, 10647880, 20230972, 25288715, 40461944, 50577430, 101154860, 202309720]

約数ペア:

[(1, 202309720), (2, 101154860), (4, 50577430), (5, 40461944), (8, 25288715), (10, 20230972), (19, 10647880), (20, 10115486), (31, 6526120), (38, 5323940), (40, 5057743), (62, 3263060), (76, 2661970), (95, 2129576), (124, 1631530), (152, 1330985), (155, 1305224), (190, 1064788), (248, 815765), (277, 730360), (310, 652612), (380, 532394), (554, 365180), (589, 343480), (620, 326306), (760, 266197), (961, 210520), (1108, 182590), (1178, 171740), (1240, 163153), (1385, 146072), (1922, 105260), (2216, 91295), (2356, 85870), (2770, 73036), (2945, 68696), (3844, 52630), (4712, 42935), (4805, 42104), (5263, 38440), (5540, 36518), (5890, 34348), (7688, 26315), (8587, 23560), (9610, 21052), (10526, 19220), (11080, 18259), (11780, 17174)]