289148580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13499}}^1$

素因数の和:13538

約数の個数: 144

約数和(自身を含む): 1061424000

約数和(自身を除く): 772275420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 10710, 13499, 21420, 26998, 40497, 53996, 67495, 80994, 94493, 121491, 134990, 161988, 188986, 202485, 229483, 242982, 269980, 283479, 377972, 404970, 458966, 472465, 485964, 566958, 607455, 688449, 809940, 850437, 917932, 944930, 1133916, 1147415, 1214910, 1376898, 1417395, 1606381, 1700874, 1889860, 2065347, 2294830, 2429820, 2753796, 2834790, 3212762, 3401748, 3442245, 4130694, 4252185, 4589660, 4819143, 5669580, 6425524, 6884490, 8031905, 8261388, 8504370, 9638286, 10326735, 13768980, 14457429, 16063810, 17008740, 19276572, 20653470, 24095715, 28914858, 32127620, 41306940, 48191430, 57829716, 72287145, 96382860, 144574290, 289148580]

約数ペア:

[(1, 289148580), (2, 144574290), (3, 96382860), (4, 72287145), (5, 57829716), (6, 48191430), (7, 41306940), (9, 32127620), (10, 28914858), (12, 24095715), (14, 20653470), (15, 19276572), (17, 17008740), (18, 16063810), (20, 14457429), (21, 13768980), (28, 10326735), (30, 9638286), (34, 8504370), (35, 8261388), (36, 8031905), (42, 6884490), (45, 6425524), (51, 5669580), (60, 4819143), (63, 4589660), (68, 4252185), (70, 4130694), (84, 3442245), (85, 3401748), (90, 3212762), (102, 2834790), (105, 2753796), (119, 2429820), (126, 2294830), (140, 2065347), (153, 1889860), (170, 1700874), (180, 1606381), (204, 1417395), (210, 1376898), (238, 1214910), (252, 1147415), (255, 1133916), (306, 944930), (315, 917932), (340, 850437), (357, 809940), (420, 688449), (476, 607455), (510, 566958), (595, 485964), (612, 472465), (630, 458966), (714, 404970), (765, 377972), (1020, 283479), (1071, 269980), (1190, 242982), (1260, 229483), (1428, 202485), (1530, 188986), (1785, 161988), (2142, 134990), (2380, 121491), (3060, 94493), (3570, 80994), (4284, 67495), (5355, 53996), (7140, 40497), (10710, 26998), (13499, 21420)]