82381320

素因数分解:

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

素因数の和:685

約数の個数: 256

約数和(自身を含む): 332812800

約数和(自身を除く): 250431480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 51, 54, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 108, 119, 120, 126, 135, 136, 140, 153, 168, 170, 180, 189, 204, 210, 216, 238, 252, 255, 270, 280, 306, 315, 340, 357, 360, 378, 408, 420, 459, 476, 504, 510, 540, 595, 612, 630, 641, 680, 714, 756, 765, 840, 918, 945, 952, 1020, 1071, 1080, 1190, 1224, 1260, 1282, 1428, 1512, 1530, 1785, 1836, 1890, 1923, 2040, 2142, 2295, 2380, 2520, 2564, 2856, 3060, 3205, 3213, 3570, 3672, 3780, 3846, 4284, 4487, 4590, 4760, 5128, 5355, 5769, 6120, 6410, 6426, 7140, 7560, 7692, 8568, 8974, 9180, 9615, 10710, 10897, 11538, 12820, 12852, 13461, 14280, 15384, 16065, 17307, 17948, 18360, 19230, 21420, 21794, 22435, 23076, 25640, 25704, 26922, 28845, 32130, 32691, 34614, 35896, 38460, 40383, 42840, 43588, 44870, 46152, 53844, 54485, 57690, 64260, 65382, 67305, 69228, 76279, 76920, 80766, 86535, 87176, 89740, 98073, 107688, 108970, 115380, 121149, 128520, 130764, 134610, 138456, 152558, 161532, 163455, 173070, 179480, 196146, 201915, 217940, 228837, 230760, 242298, 261528, 269220, 294219, 305116, 323064, 326910, 346140, 381395, 392292, 403830, 435880, 457674, 484596, 490365, 538440, 588438, 605745, 610232, 653820, 686511, 692280, 762790, 784584, 807660, 915348, 969192, 980730, 1144185, 1176876, 1211490, 1307640, 1373022, 1471095, 1525580, 1615320, 1830696, 1961460, 2059533, 2288370, 2353752, 2422980, 2746044, 2942190, 3051160, 3432555, 3922920, 4119066, 4576740, 4845960, 5492088, 5884380, 6865110, 8238132, 9153480, 10297665, 11768760, 13730220, 16476264, 20595330, 27460440, 41190660, 82381320]

約数ペア:

[(1, 82381320), (2, 41190660), (3, 27460440), (4, 20595330), (5, 16476264), (6, 13730220), (7, 11768760), (8, 10297665), (9, 9153480), (10, 8238132), (12, 6865110), (14, 5884380), (15, 5492088), (17, 4845960), (18, 4576740), (20, 4119066), (21, 3922920), (24, 3432555), (27, 3051160), (28, 2942190), (30, 2746044), (34, 2422980), (35, 2353752), (36, 2288370), (40, 2059533), (42, 1961460), (45, 1830696), (51, 1615320), (54, 1525580), (56, 1471095), (60, 1373022), (63, 1307640), (68, 1211490), (70, 1176876), (72, 1144185), (84, 980730), (85, 969192), (90, 915348), (102, 807660), (105, 784584), (108, 762790), (119, 692280), (120, 686511), (126, 653820), (135, 610232), (136, 605745), (140, 588438), (153, 538440), (168, 490365), (170, 484596), (180, 457674), (189, 435880), (204, 403830), (210, 392292), (216, 381395), (238, 346140), (252, 326910), (255, 323064), (270, 305116), (280, 294219), (306, 269220), (315, 261528), (340, 242298), (357, 230760), (360, 228837), (378, 217940), (408, 201915), (420, 196146), (459, 179480), (476, 173070), (504, 163455), (510, 161532), (540, 152558), (595, 138456), (612, 134610), (630, 130764), (641, 128520), (680, 121149), (714, 115380), (756, 108970), (765, 107688), (840, 98073), (918, 89740), (945, 87176), (952, 86535), (1020, 80766), (1071, 76920), (1080, 76279), (1190, 69228), (1224, 67305), (1260, 65382), (1282, 64260), (1428, 57690), (1512, 54485), (1530, 53844), (1785, 46152), (1836, 44870), (1890, 43588), (1923, 42840), (2040, 40383), (2142, 38460), (2295, 35896), (2380, 34614), (2520, 32691), (2564, 32130), (2856, 28845), (3060, 26922), (3205, 25704), (3213, 25640), (3570, 23076), (3672, 22435), (3780, 21794), (3846, 21420), (4284, 19230), (4487, 18360), (4590, 17948), (4760, 17307), (5128, 16065), (5355, 15384), (5769, 14280), (6120, 13461), (6410, 12852), (6426, 12820), (7140, 11538), (7560, 10897), (7692, 10710), (8568, 9615), (8974, 9180)]