13730220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:680

約数の個数: 144

約数和(自身を含む): 50476608

約数和(自身を除く): 36746388

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, 641, 714, 765, 1020, 1071, 1190, 1260, 1282, 1428, 1530, 1785, 1923, 2142, 2380, 2564, 3060, 3205, 3570, 3846, 4284, 4487, 5355, 5769, 6410, 7140, 7692, 8974, 9615, 10710, 10897, 11538, 12820, 13461, 17948, 19230, 21420, 21794, 22435, 23076, 26922, 28845, 32691, 38460, 40383, 43588, 44870, 53844, 54485, 57690, 65382, 67305, 76279, 80766, 89740, 98073, 108970, 115380, 130764, 134610, 152558, 161532, 163455, 196146, 201915, 217940, 228837, 269220, 305116, 326910, 381395, 392292, 403830, 457674, 490365, 653820, 686511, 762790, 807660, 915348, 980730, 1144185, 1373022, 1525580, 1961460, 2288370, 2746044, 3432555, 4576740, 6865110, 13730220]

約数ペア:

[(1, 13730220), (2, 6865110), (3, 4576740), (4, 3432555), (5, 2746044), (6, 2288370), (7, 1961460), (9, 1525580), (10, 1373022), (12, 1144185), (14, 980730), (15, 915348), (17, 807660), (18, 762790), (20, 686511), (21, 653820), (28, 490365), (30, 457674), (34, 403830), (35, 392292), (36, 381395), (42, 326910), (45, 305116), (51, 269220), (60, 228837), (63, 217940), (68, 201915), (70, 196146), (84, 163455), (85, 161532), (90, 152558), (102, 134610), (105, 130764), (119, 115380), (126, 108970), (140, 98073), (153, 89740), (170, 80766), (180, 76279), (204, 67305), (210, 65382), (238, 57690), (252, 54485), (255, 53844), (306, 44870), (315, 43588), (340, 40383), (357, 38460), (420, 32691), (476, 28845), (510, 26922), (595, 23076), (612, 22435), (630, 21794), (641, 21420), (714, 19230), (765, 17948), (1020, 13461), (1071, 12820), (1190, 11538), (1260, 10897), (1282, 10710), (1428, 9615), (1530, 8974), (1785, 7692), (1923, 7140), (2142, 6410), (2380, 5769), (2564, 5355), (3060, 4487), (3205, 4284), (3570, 3846)]