240607640

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 256

約数和(自身を含む): 725760000

約数和(自身を除く): 485152360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 49, 52, 56, 65, 70, 71, 76, 91, 95, 98, 104, 130, 133, 140, 142, 152, 182, 190, 196, 245, 247, 260, 266, 280, 284, 343, 355, 364, 380, 392, 455, 490, 494, 497, 520, 532, 568, 637, 665, 686, 710, 728, 760, 910, 923, 931, 980, 988, 994, 1064, 1235, 1274, 1330, 1349, 1372, 1420, 1715, 1729, 1820, 1846, 1862, 1960, 1976, 1988, 2470, 2485, 2548, 2660, 2698, 2744, 2840, 3185, 3430, 3458, 3479, 3640, 3692, 3724, 3976, 4459, 4615, 4655, 4940, 4970, 5096, 5320, 5396, 6370, 6461, 6517, 6745, 6860, 6916, 6958, 7384, 7448, 8645, 8918, 9230, 9310, 9443, 9880, 9940, 10792, 12103, 12740, 12922, 13034, 13490, 13720, 13832, 13916, 17290, 17395, 17537, 17836, 18460, 18620, 18886, 19880, 22295, 24206, 24353, 25480, 25844, 26068, 26980, 27832, 32305, 32585, 34580, 34790, 35074, 35672, 36920, 37240, 37772, 44590, 45227, 47215, 48412, 48706, 51688, 52136, 53960, 60515, 64610, 65170, 66101, 69160, 69580, 70148, 75544, 84721, 87685, 89180, 90454, 94430, 96824, 97412, 121030, 121765, 122759, 129220, 130340, 132202, 139160, 140296, 169442, 175370, 178360, 180908, 188860, 194824, 226135, 242060, 243530, 245518, 258440, 260680, 264404, 316589, 330505, 338884, 350740, 361816, 377720, 423605, 452270, 462707, 484120, 487060, 491036, 528808, 613795, 633178, 661010, 677768, 701480, 847210, 859313, 904540, 925414, 974120, 982072, 1227590, 1266356, 1322020, 1582945, 1694420, 1718626, 1809080, 1850828, 2313535, 2455180, 2532712, 2644040, 3165890, 3388840, 3437252, 3701656, 4296565, 4627070, 4910360, 6015191, 6331780, 6874504, 8593130, 9254140, 12030382, 12663560, 17186260, 18508280, 24060764, 30075955, 34372520, 48121528, 60151910, 120303820, 240607640]

約数ペア:

[(1, 240607640), (2, 120303820), (4, 60151910), (5, 48121528), (7, 34372520), (8, 30075955), (10, 24060764), (13, 18508280), (14, 17186260), (19, 12663560), (20, 12030382), (26, 9254140), (28, 8593130), (35, 6874504), (38, 6331780), (40, 6015191), (49, 4910360), (52, 4627070), (56, 4296565), (65, 3701656), (70, 3437252), (71, 3388840), (76, 3165890), (91, 2644040), (95, 2532712), (98, 2455180), (104, 2313535), (130, 1850828), (133, 1809080), (140, 1718626), (142, 1694420), (152, 1582945), (182, 1322020), (190, 1266356), (196, 1227590), (245, 982072), (247, 974120), (260, 925414), (266, 904540), (280, 859313), (284, 847210), (343, 701480), (355, 677768), (364, 661010), (380, 633178), (392, 613795), (455, 528808), (490, 491036), (494, 487060), (497, 484120), (520, 462707), (532, 452270), (568, 423605), (637, 377720), (665, 361816), (686, 350740), (710, 338884), (728, 330505), (760, 316589), (910, 264404), (923, 260680), (931, 258440), (980, 245518), (988, 243530), (994, 242060), (1064, 226135), (1235, 194824), (1274, 188860), (1330, 180908), (1349, 178360), (1372, 175370), (1420, 169442), (1715, 140296), (1729, 139160), (1820, 132202), (1846, 130340), (1862, 129220), (1960, 122759), (1976, 121765), (1988, 121030), (2470, 97412), (2485, 96824), (2548, 94430), (2660, 90454), (2698, 89180), (2744, 87685), (2840, 84721), (3185, 75544), (3430, 70148), (3458, 69580), (3479, 69160), (3640, 66101), (3692, 65170), (3724, 64610), (3976, 60515), (4459, 53960), (4615, 52136), (4655, 51688), (4940, 48706), (4970, 48412), (5096, 47215), (5320, 45227), (5396, 44590), (6370, 37772), (6461, 37240), (6517, 36920), (6745, 35672), (6860, 35074), (6916, 34790), (6958, 34580), (7384, 32585), (7448, 32305), (8645, 27832), (8918, 26980), (9230, 26068), (9310, 25844), (9443, 25480), (9880, 24353), (9940, 24206), (10792, 22295), (12103, 19880), (12740, 18886), (12922, 18620), (13034, 18460), (13490, 17836), (13720, 17537), (13832, 17395), (13916, 17290)]