2388890140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:265

約数の個数: 288

約数和(自身を含む): 6756825600

約数和(自身を除く): 4367935460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 49, 52, 65, 70, 71, 76, 91, 95, 98, 130, 133, 139, 140, 142, 182, 190, 196, 245, 247, 260, 266, 278, 284, 355, 364, 380, 455, 490, 494, 497, 532, 556, 637, 665, 695, 710, 910, 923, 931, 973, 980, 988, 994, 1235, 1274, 1330, 1349, 1390, 1420, 1729, 1807, 1820, 1846, 1862, 1946, 1988, 2470, 2485, 2548, 2641, 2660, 2698, 2780, 3185, 3458, 3479, 3614, 3692, 3724, 3892, 4615, 4655, 4865, 4940, 4970, 5282, 5396, 6370, 6461, 6745, 6811, 6916, 6958, 7228, 8645, 9035, 9230, 9310, 9443, 9730, 9869, 9940, 10564, 12103, 12649, 12740, 12922, 13205, 13490, 13622, 13916, 17290, 17395, 17537, 18070, 18460, 18487, 18620, 18886, 19460, 19738, 24206, 25298, 25844, 26410, 26980, 27244, 32305, 34055, 34333, 34580, 34790, 35074, 36140, 36974, 37772, 39476, 45227, 47215, 48412, 49345, 50596, 52820, 60515, 63245, 64610, 66101, 68110, 68666, 69083, 69580, 70148, 73948, 87685, 88543, 90454, 92435, 94430, 98690, 121030, 122759, 126490, 128297, 129220, 129409, 132202, 136220, 137332, 138166, 171665, 175370, 177086, 180908, 184870, 187511, 188860, 197380, 226135, 240331, 242060, 245518, 252980, 256594, 258818, 264404, 276332, 330505, 343330, 345415, 350740, 354172, 369740, 375022, 442715, 452270, 480662, 483581, 491036, 513188, 517636, 613795, 641485, 647045, 661010, 686660, 690830, 750044, 859313, 885430, 898079, 904540, 937555, 961324, 967162, 1201655, 1227590, 1282970, 1294090, 1312577, 1322020, 1381660, 1682317, 1718626, 1770860, 1796158, 1875110, 1934324, 2403310, 2417905, 2437643, 2455180, 2565940, 2588180, 2625154, 3364634, 3437252, 3592316, 3750220, 4296565, 4490395, 4806620, 4835810, 4875286, 5250308, 6286553, 6562885, 6729268, 8411585, 8593130, 8980790, 9188039, 9671620, 9750572, 12188215, 12573106, 13125770, 16823170, 17063501, 17186260, 17961580, 18376078, 24376430, 25146212, 26251540, 31432765, 33646340, 34127002, 36752156, 45940195, 48752860, 62865530, 68254004, 85317505, 91880390, 119444507, 125731060, 170635010, 183760780, 238889014, 341270020, 477778028, 597222535, 1194445070, 2388890140]

約数ペア:

[(1, 2388890140), (2, 1194445070), (4, 597222535), (5, 477778028), (7, 341270020), (10, 238889014), (13, 183760780), (14, 170635010), (19, 125731060), (20, 119444507), (26, 91880390), (28, 85317505), (35, 68254004), (38, 62865530), (49, 48752860), (52, 45940195), (65, 36752156), (70, 34127002), (71, 33646340), (76, 31432765), (91, 26251540), (95, 25146212), (98, 24376430), (130, 18376078), (133, 17961580), (139, 17186260), (140, 17063501), (142, 16823170), (182, 13125770), (190, 12573106), (196, 12188215), (245, 9750572), (247, 9671620), (260, 9188039), (266, 8980790), (278, 8593130), (284, 8411585), (355, 6729268), (364, 6562885), (380, 6286553), (455, 5250308), (490, 4875286), (494, 4835810), (497, 4806620), (532, 4490395), (556, 4296565), (637, 3750220), (665, 3592316), (695, 3437252), (710, 3364634), (910, 2625154), (923, 2588180), (931, 2565940), (973, 2455180), (980, 2437643), (988, 2417905), (994, 2403310), (1235, 1934324), (1274, 1875110), (1330, 1796158), (1349, 1770860), (1390, 1718626), (1420, 1682317), (1729, 1381660), (1807, 1322020), (1820, 1312577), (1846, 1294090), (1862, 1282970), (1946, 1227590), (1988, 1201655), (2470, 967162), (2485, 961324), (2548, 937555), (2641, 904540), (2660, 898079), (2698, 885430), (2780, 859313), (3185, 750044), (3458, 690830), (3479, 686660), (3614, 661010), (3692, 647045), (3724, 641485), (3892, 613795), (4615, 517636), (4655, 513188), (4865, 491036), (4940, 483581), (4970, 480662), (5282, 452270), (5396, 442715), (6370, 375022), (6461, 369740), (6745, 354172), (6811, 350740), (6916, 345415), (6958, 343330), (7228, 330505), (8645, 276332), (9035, 264404), (9230, 258818), (9310, 256594), (9443, 252980), (9730, 245518), (9869, 242060), (9940, 240331), (10564, 226135), (12103, 197380), (12649, 188860), (12740, 187511), (12922, 184870), (13205, 180908), (13490, 177086), (13622, 175370), (13916, 171665), (17290, 138166), (17395, 137332), (17537, 136220), (18070, 132202), (18460, 129409), (18487, 129220), (18620, 128297), (18886, 126490), (19460, 122759), (19738, 121030), (24206, 98690), (25298, 94430), (25844, 92435), (26410, 90454), (26980, 88543), (27244, 87685), (32305, 73948), (34055, 70148), (34333, 69580), (34580, 69083), (34790, 68666), (35074, 68110), (36140, 66101), (36974, 64610), (37772, 63245), (39476, 60515), (45227, 52820), (47215, 50596), (48412, 49345)]