2890680520

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{853}}^1$

素因数の和:917

約数の個数: 256

約数和(自身を含む): 8608320000

約数和(自身を除く): 5717639480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 49, 52, 56, 65, 70, 76, 91, 95, 98, 104, 130, 133, 140, 152, 182, 190, 196, 245, 247, 260, 266, 280, 343, 364, 380, 392, 455, 490, 494, 520, 532, 637, 665, 686, 728, 760, 853, 910, 931, 980, 988, 1064, 1235, 1274, 1330, 1372, 1706, 1715, 1729, 1820, 1862, 1960, 1976, 2470, 2548, 2660, 2744, 3185, 3412, 3430, 3458, 3640, 3724, 4265, 4459, 4655, 4940, 5096, 5320, 5971, 6370, 6517, 6824, 6860, 6916, 7448, 8530, 8645, 8918, 9310, 9880, 11089, 11942, 12103, 12740, 13034, 13720, 13832, 16207, 17060, 17290, 17836, 18620, 22178, 22295, 23884, 24206, 25480, 26068, 29855, 32414, 32585, 34120, 34580, 35672, 37240, 41797, 44356, 44590, 47768, 48412, 52136, 55445, 59710, 60515, 64828, 65170, 69160, 77623, 81035, 83594, 84721, 88712, 89180, 96824, 110890, 113449, 119420, 121030, 129656, 130340, 155246, 162070, 167188, 169442, 178360, 208985, 210691, 221780, 226898, 238840, 242060, 260680, 292579, 310492, 324140, 334376, 338884, 388115, 417970, 421382, 423605, 443560, 453796, 484120, 543361, 567245, 585158, 620984, 648280, 677768, 776230, 794143, 835940, 842764, 847210, 907592, 1053455, 1086722, 1134490, 1170316, 1462895, 1474837, 1552460, 1588286, 1671880, 1685528, 1694420, 2106910, 2173444, 2268980, 2340632, 2716805, 2925790, 2949674, 3104920, 3176572, 3388840, 3803527, 3970715, 4213820, 4346888, 4537960, 5433610, 5559001, 5851580, 5899348, 6353144, 7374185, 7607054, 7941430, 8427640, 10323859, 10867220, 11118002, 11703160, 11798696, 14748370, 15214108, 15882860, 19017635, 20647718, 21734440, 22236004, 27795005, 29496740, 30428216, 31765720, 38035270, 41295436, 44472008, 51619295, 55590010, 58993480, 72267013, 76070540, 82590872, 103238590, 111180020, 144534026, 152141080, 206477180, 222360040, 289068052, 361335065, 412954360, 578136104, 722670130, 1445340260, 2890680520]

約数ペア:

[(1, 2890680520), (2, 1445340260), (4, 722670130), (5, 578136104), (7, 412954360), (8, 361335065), (10, 289068052), (13, 222360040), (14, 206477180), (19, 152141080), (20, 144534026), (26, 111180020), (28, 103238590), (35, 82590872), (38, 76070540), (40, 72267013), (49, 58993480), (52, 55590010), (56, 51619295), (65, 44472008), (70, 41295436), (76, 38035270), (91, 31765720), (95, 30428216), (98, 29496740), (104, 27795005), (130, 22236004), (133, 21734440), (140, 20647718), (152, 19017635), (182, 15882860), (190, 15214108), (196, 14748370), (245, 11798696), (247, 11703160), (260, 11118002), (266, 10867220), (280, 10323859), (343, 8427640), (364, 7941430), (380, 7607054), (392, 7374185), (455, 6353144), (490, 5899348), (494, 5851580), (520, 5559001), (532, 5433610), (637, 4537960), (665, 4346888), (686, 4213820), (728, 3970715), (760, 3803527), (853, 3388840), (910, 3176572), (931, 3104920), (980, 2949674), (988, 2925790), (1064, 2716805), (1235, 2340632), (1274, 2268980), (1330, 2173444), (1372, 2106910), (1706, 1694420), (1715, 1685528), (1729, 1671880), (1820, 1588286), (1862, 1552460), (1960, 1474837), (1976, 1462895), (2470, 1170316), (2548, 1134490), (2660, 1086722), (2744, 1053455), (3185, 907592), (3412, 847210), (3430, 842764), (3458, 835940), (3640, 794143), (3724, 776230), (4265, 677768), (4459, 648280), (4655, 620984), (4940, 585158), (5096, 567245), (5320, 543361), (5971, 484120), (6370, 453796), (6517, 443560), (6824, 423605), (6860, 421382), (6916, 417970), (7448, 388115), (8530, 338884), (8645, 334376), (8918, 324140), (9310, 310492), (9880, 292579), (11089, 260680), (11942, 242060), (12103, 238840), (12740, 226898), (13034, 221780), (13720, 210691), (13832, 208985), (16207, 178360), (17060, 169442), (17290, 167188), (17836, 162070), (18620, 155246), (22178, 130340), (22295, 129656), (23884, 121030), (24206, 119420), (25480, 113449), (26068, 110890), (29855, 96824), (32414, 89180), (32585, 88712), (34120, 84721), (34580, 83594), (35672, 81035), (37240, 77623), (41797, 69160), (44356, 65170), (44590, 64828), (47768, 60515), (48412, 59710), (52136, 55445)]