168241960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:291

約数の個数: 128

約数和(自身を含む): 424627200

約数和(自身を除く): 256385240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 37, 38, 40, 62, 74, 76, 95, 124, 148, 152, 155, 185, 190, 193, 248, 296, 310, 370, 380, 386, 589, 620, 703, 740, 760, 772, 965, 1147, 1178, 1240, 1406, 1480, 1544, 1930, 2294, 2356, 2812, 2945, 3515, 3667, 3860, 4588, 4712, 5624, 5735, 5890, 5983, 7030, 7141, 7334, 7720, 9176, 11470, 11780, 11966, 14060, 14282, 14668, 18335, 21793, 22940, 23560, 23932, 28120, 28564, 29336, 29915, 35705, 36670, 43586, 45880, 47864, 57128, 59830, 71410, 73340, 87172, 108965, 113677, 119660, 135679, 142820, 146680, 174344, 217930, 221371, 227354, 239320, 271358, 285640, 435860, 442742, 454708, 542716, 568385, 678395, 871720, 885484, 909416, 1085432, 1106855, 1136770, 1356790, 1770968, 2213710, 2273540, 2713580, 4206049, 4427420, 4547080, 5427160, 8412098, 8854840, 16824196, 21030245, 33648392, 42060490, 84120980, 168241960]

約数ペア:

[(1, 168241960), (2, 84120980), (4, 42060490), (5, 33648392), (8, 21030245), (10, 16824196), (19, 8854840), (20, 8412098), (31, 5427160), (37, 4547080), (38, 4427420), (40, 4206049), (62, 2713580), (74, 2273540), (76, 2213710), (95, 1770968), (124, 1356790), (148, 1136770), (152, 1106855), (155, 1085432), (185, 909416), (190, 885484), (193, 871720), (248, 678395), (296, 568385), (310, 542716), (370, 454708), (380, 442742), (386, 435860), (589, 285640), (620, 271358), (703, 239320), (740, 227354), (760, 221371), (772, 217930), (965, 174344), (1147, 146680), (1178, 142820), (1240, 135679), (1406, 119660), (1480, 113677), (1544, 108965), (1930, 87172), (2294, 73340), (2356, 71410), (2812, 59830), (2945, 57128), (3515, 47864), (3667, 45880), (3860, 43586), (4588, 36670), (4712, 35705), (5624, 29915), (5735, 29336), (5890, 28564), (5983, 28120), (7030, 23932), (7141, 23560), (7334, 22940), (7720, 21793), (9176, 18335), (11470, 14668), (11780, 14282), (11966, 14060)]