188000820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7853}}^1$

素因数の和:7894

約数の個数: 144

約数和(自身を含む): 686125440

約数和(自身を除く): 498124620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7853, 7980, 11970, 15706, 23559, 23940, 31412, 39265, 47118, 54971, 70677, 78530, 94236, 109942, 117795, 141354, 149207, 157060, 164913, 219884, 235590, 274855, 282708, 298414, 329826, 353385, 447621, 471180, 494739, 549710, 596828, 659652, 706770, 746035, 824565, 895242, 989478, 1044449, 1099420, 1342863, 1413540, 1492070, 1649130, 1790484, 1978956, 2088898, 2238105, 2473695, 2685726, 2984140, 3133347, 3298260, 4177796, 4476210, 4947390, 5222245, 5371452, 6266694, 6714315, 8952420, 9400041, 9894780, 10444490, 12533388, 13428630, 15666735, 18800082, 20888980, 26857260, 31333470, 37600164, 47000205, 62666940, 94000410, 188000820]

約数ペア:

[(1, 188000820), (2, 94000410), (3, 62666940), (4, 47000205), (5, 37600164), (6, 31333470), (7, 26857260), (9, 20888980), (10, 18800082), (12, 15666735), (14, 13428630), (15, 12533388), (18, 10444490), (19, 9894780), (20, 9400041), (21, 8952420), (28, 6714315), (30, 6266694), (35, 5371452), (36, 5222245), (38, 4947390), (42, 4476210), (45, 4177796), (57, 3298260), (60, 3133347), (63, 2984140), (70, 2685726), (76, 2473695), (84, 2238105), (90, 2088898), (95, 1978956), (105, 1790484), (114, 1649130), (126, 1492070), (133, 1413540), (140, 1342863), (171, 1099420), (180, 1044449), (190, 989478), (210, 895242), (228, 824565), (252, 746035), (266, 706770), (285, 659652), (315, 596828), (342, 549710), (380, 494739), (399, 471180), (420, 447621), (532, 353385), (570, 329826), (630, 298414), (665, 282708), (684, 274855), (798, 235590), (855, 219884), (1140, 164913), (1197, 157060), (1260, 149207), (1330, 141354), (1596, 117795), (1710, 109942), (1995, 94236), (2394, 78530), (2660, 70677), (3420, 54971), (3990, 47118), (4788, 39265), (5985, 31412), (7853, 23940), (7980, 23559), (11970, 15706)]