247208220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3847}}^1$

素因数の和:3889

約数の個数: 192

約数和(自身を含む): 930908160

約数和(自身を除く): 683699940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 170, 180, 189, 204, 210, 238, 252, 255, 270, 306, 315, 340, 357, 378, 420, 459, 476, 510, 540, 595, 612, 630, 714, 756, 765, 918, 945, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 1836, 1890, 2142, 2295, 2380, 3060, 3213, 3570, 3780, 3847, 4284, 4590, 5355, 6426, 7140, 7694, 9180, 10710, 11541, 12852, 15388, 16065, 19235, 21420, 23082, 26929, 32130, 34623, 38470, 46164, 53858, 57705, 64260, 65399, 69246, 76940, 80787, 103869, 107716, 115410, 130798, 134645, 138492, 161574, 173115, 196197, 207738, 230820, 242361, 261596, 269290, 323148, 326995, 346230, 392394, 403935, 415476, 457793, 484722, 519345, 538580, 588591, 653990, 692460, 727083, 784788, 807870, 915586, 969444, 980985, 1038690, 1177182, 1211805, 1307980, 1373379, 1454166, 1615740, 1765773, 1831172, 1961970, 2077380, 2288965, 2354364, 2423610, 2746758, 2908332, 2942955, 3531546, 3635415, 3923940, 4120137, 4577930, 4847220, 5493516, 5885910, 6866895, 7063092, 7270830, 8240274, 8828865, 9155860, 11771820, 12360411, 13733790, 14541660, 16480548, 17657730, 20600685, 24720822, 27467580, 35315460, 41201370, 49441644, 61802055, 82402740, 123604110, 247208220]

約数ペア:

[(1, 247208220), (2, 123604110), (3, 82402740), (4, 61802055), (5, 49441644), (6, 41201370), (7, 35315460), (9, 27467580), (10, 24720822), (12, 20600685), (14, 17657730), (15, 16480548), (17, 14541660), (18, 13733790), (20, 12360411), (21, 11771820), (27, 9155860), (28, 8828865), (30, 8240274), (34, 7270830), (35, 7063092), (36, 6866895), (42, 5885910), (45, 5493516), (51, 4847220), (54, 4577930), (60, 4120137), (63, 3923940), (68, 3635415), (70, 3531546), (84, 2942955), (85, 2908332), (90, 2746758), (102, 2423610), (105, 2354364), (108, 2288965), (119, 2077380), (126, 1961970), (135, 1831172), (140, 1765773), (153, 1615740), (170, 1454166), (180, 1373379), (189, 1307980), (204, 1211805), (210, 1177182), (238, 1038690), (252, 980985), (255, 969444), (270, 915586), (306, 807870), (315, 784788), (340, 727083), (357, 692460), (378, 653990), (420, 588591), (459, 538580), (476, 519345), (510, 484722), (540, 457793), (595, 415476), (612, 403935), (630, 392394), (714, 346230), (756, 326995), (765, 323148), (918, 269290), (945, 261596), (1020, 242361), (1071, 230820), (1190, 207738), (1260, 196197), (1428, 173115), (1530, 161574), (1785, 138492), (1836, 134645), (1890, 130798), (2142, 115410), (2295, 107716), (2380, 103869), (3060, 80787), (3213, 76940), (3570, 69246), (3780, 65399), (3847, 64260), (4284, 57705), (4590, 53858), (5355, 46164), (6426, 38470), (7140, 34623), (7694, 32130), (9180, 26929), (10710, 23082), (11541, 21420), (12852, 19235), (15388, 16065)]