68290740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{653}}^1$

素因数の和:758

約数の個数: 144

約数和(自身を含む): 239960448

約数和(自身を除く): 171669708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 83, 84, 90, 105, 126, 140, 166, 180, 210, 249, 252, 315, 332, 415, 420, 498, 581, 630, 653, 747, 830, 996, 1162, 1245, 1260, 1306, 1494, 1660, 1743, 1959, 2324, 2490, 2612, 2905, 2988, 3265, 3486, 3735, 3918, 4571, 4980, 5229, 5810, 5877, 6530, 6972, 7470, 7836, 8715, 9142, 9795, 10458, 11620, 11754, 13060, 13713, 14940, 17430, 18284, 19590, 20916, 22855, 23508, 26145, 27426, 29385, 34860, 39180, 41139, 45710, 52290, 54199, 54852, 58770, 68565, 82278, 91420, 104580, 108398, 117540, 137130, 162597, 164556, 205695, 216796, 270995, 274260, 325194, 379393, 411390, 487791, 541990, 650388, 758786, 812985, 822780, 975582, 1083980, 1138179, 1517572, 1625970, 1896965, 1951164, 2276358, 2438955, 3251940, 3414537, 3793930, 4552716, 4877910, 5690895, 6829074, 7587860, 9755820, 11381790, 13658148, 17072685, 22763580, 34145370, 68290740]

約数ペア:

[(1, 68290740), (2, 34145370), (3, 22763580), (4, 17072685), (5, 13658148), (6, 11381790), (7, 9755820), (9, 7587860), (10, 6829074), (12, 5690895), (14, 4877910), (15, 4552716), (18, 3793930), (20, 3414537), (21, 3251940), (28, 2438955), (30, 2276358), (35, 1951164), (36, 1896965), (42, 1625970), (45, 1517572), (60, 1138179), (63, 1083980), (70, 975582), (83, 822780), (84, 812985), (90, 758786), (105, 650388), (126, 541990), (140, 487791), (166, 411390), (180, 379393), (210, 325194), (249, 274260), (252, 270995), (315, 216796), (332, 205695), (415, 164556), (420, 162597), (498, 137130), (581, 117540), (630, 108398), (653, 104580), (747, 91420), (830, 82278), (996, 68565), (1162, 58770), (1245, 54852), (1260, 54199), (1306, 52290), (1494, 45710), (1660, 41139), (1743, 39180), (1959, 34860), (2324, 29385), (2490, 27426), (2612, 26145), (2905, 23508), (2988, 22855), (3265, 20916), (3486, 19590), (3735, 18284), (3918, 17430), (4571, 14940), (4980, 13713), (5229, 13060), (5810, 11754), (5877, 11620), (6530, 10458), (6972, 9795), (7470, 9142), (7836, 8715)]