203040080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 120

約数和(自身を含む): 517154400

約数和(自身を除く): 314114320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 139, 152, 155, 190, 248, 278, 304, 310, 380, 496, 556, 589, 620, 695, 760, 961, 1112, 1178, 1240, 1390, 1520, 1922, 2224, 2356, 2480, 2641, 2780, 2945, 3844, 4309, 4712, 4805, 5282, 5560, 5890, 7688, 8618, 9424, 9610, 10564, 11120, 11780, 13205, 15376, 17236, 18259, 19220, 21128, 21545, 23560, 26410, 34472, 36518, 38440, 42256, 43090, 47120, 52820, 68944, 73036, 76880, 81871, 86180, 91295, 105640, 133579, 146072, 163742, 172360, 182590, 211280, 267158, 292144, 327484, 344720, 365180, 409355, 534316, 654968, 667895, 730360, 818710, 1068632, 1309936, 1335790, 1460720, 1637420, 2137264, 2538001, 2671580, 3274840, 5076002, 5343160, 6549680, 10152004, 10686320, 12690005, 20304008, 25380010, 40608016, 50760020, 101520040, 203040080]

約数ペア:

[(1, 203040080), (2, 101520040), (4, 50760020), (5, 40608016), (8, 25380010), (10, 20304008), (16, 12690005), (19, 10686320), (20, 10152004), (31, 6549680), (38, 5343160), (40, 5076002), (62, 3274840), (76, 2671580), (80, 2538001), (95, 2137264), (124, 1637420), (139, 1460720), (152, 1335790), (155, 1309936), (190, 1068632), (248, 818710), (278, 730360), (304, 667895), (310, 654968), (380, 534316), (496, 409355), (556, 365180), (589, 344720), (620, 327484), (695, 292144), (760, 267158), (961, 211280), (1112, 182590), (1178, 172360), (1240, 163742), (1390, 146072), (1520, 133579), (1922, 105640), (2224, 91295), (2356, 86180), (2480, 81871), (2641, 76880), (2780, 73036), (2945, 68944), (3844, 52820), (4309, 47120), (4712, 43090), (4805, 42256), (5282, 38440), (5560, 36518), (5890, 34472), (7688, 26410), (8618, 23560), (9424, 21545), (9610, 21128), (10564, 19220), (11120, 18259), (11780, 17236), (13205, 15376)]