1294536880

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:257

約数の個数: 320

約数和(自身を含む): 3999744000

約数和(自身を除く): 2705207120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 38, 40, 49, 52, 56, 65, 70, 76, 80, 91, 95, 98, 104, 112, 130, 133, 140, 152, 182, 190, 191, 196, 208, 245, 247, 260, 266, 280, 304, 343, 364, 380, 382, 392, 455, 490, 494, 520, 532, 560, 637, 665, 686, 728, 760, 764, 784, 910, 931, 955, 980, 988, 1040, 1064, 1235, 1274, 1330, 1337, 1372, 1456, 1520, 1528, 1715, 1729, 1820, 1862, 1910, 1960, 1976, 2128, 2470, 2483, 2548, 2660, 2674, 2744, 3056, 3185, 3430, 3458, 3629, 3640, 3724, 3820, 3920, 3952, 4459, 4655, 4940, 4966, 5096, 5320, 5348, 5488, 6370, 6517, 6685, 6860, 6916, 7258, 7280, 7448, 7640, 8645, 8918, 9310, 9359, 9880, 9932, 10192, 10640, 10696, 12103, 12415, 12740, 13034, 13370, 13720, 13832, 14516, 14896, 15280, 17290, 17381, 17836, 18145, 18620, 18718, 19760, 19864, 21392, 22295, 24206, 24830, 25403, 25480, 26068, 26740, 27440, 27664, 29032, 32585, 34580, 34762, 35672, 36290, 37240, 37436, 39728, 44590, 46795, 47177, 48412, 49660, 50806, 50960, 52136, 53480, 58064, 60515, 65170, 65513, 69160, 69524, 71344, 72580, 74480, 74872, 84721, 86905, 89180, 93590, 94354, 96824, 99320, 101612, 104272, 106960, 121030, 121667, 127015, 130340, 131026, 138320, 139048, 145160, 149744, 169442, 173810, 177821, 178360, 187180, 188708, 193648, 198640, 203224, 235885, 242060, 243334, 254030, 260680, 262052, 278096, 290320, 327565, 330239, 338884, 347620, 355642, 356720, 374360, 377416, 406448, 423605, 471770, 484120, 486668, 508060, 521360, 524104, 608335, 655130, 660478, 677768, 695240, 711284, 748720, 754832, 847210, 851669, 889105, 943540, 968240, 973336, 1016120, 1048208, 1216670, 1244747, 1310260, 1320956, 1355536, 1390480, 1422568, 1651195, 1694420, 1703338, 1778210, 1887080, 1946672, 2032240, 2311673, 2433340, 2489494, 2620520, 2641912, 2845136, 3302390, 3388840, 3406676, 3556420, 3774160, 4258345, 4623346, 4866680, 4978988, 5241040, 5283824, 6223735, 6604780, 6777680, 6813352, 7112840, 8516690, 9246692, 9733360, 9957976, 11558365, 12447470, 13209560, 13626704, 14225680, 16181711, 17033380, 18493384, 19915952, 23116730, 24894940, 26419120, 32363422, 34066760, 36986768, 46233460, 49789880, 64726844, 68133520, 80908555, 92466920, 99579760, 129453688, 161817110, 184933840, 258907376, 323634220, 647268440, 1294536880]

約数ペア:

[(1, 1294536880), (2, 647268440), (4, 323634220), (5, 258907376), (7, 184933840), (8, 161817110), (10, 129453688), (13, 99579760), (14, 92466920), (16, 80908555), (19, 68133520), (20, 64726844), (26, 49789880), (28, 46233460), (35, 36986768), (38, 34066760), (40, 32363422), (49, 26419120), (52, 24894940), (56, 23116730), (65, 19915952), (70, 18493384), (76, 17033380), (80, 16181711), (91, 14225680), (95, 13626704), (98, 13209560), (104, 12447470), (112, 11558365), (130, 9957976), (133, 9733360), (140, 9246692), (152, 8516690), (182, 7112840), (190, 6813352), (191, 6777680), (196, 6604780), (208, 6223735), (245, 5283824), (247, 5241040), (260, 4978988), (266, 4866680), (280, 4623346), (304, 4258345), (343, 3774160), (364, 3556420), (380, 3406676), (382, 3388840), (392, 3302390), (455, 2845136), (490, 2641912), (494, 2620520), (520, 2489494), (532, 2433340), (560, 2311673), (637, 2032240), (665, 1946672), (686, 1887080), (728, 1778210), (760, 1703338), (764, 1694420), (784, 1651195), (910, 1422568), (931, 1390480), (955, 1355536), (980, 1320956), (988, 1310260), (1040, 1244747), (1064, 1216670), (1235, 1048208), (1274, 1016120), (1330, 973336), (1337, 968240), (1372, 943540), (1456, 889105), (1520, 851669), (1528, 847210), (1715, 754832), (1729, 748720), (1820, 711284), (1862, 695240), (1910, 677768), (1960, 660478), (1976, 655130), (2128, 608335), (2470, 524104), (2483, 521360), (2548, 508060), (2660, 486668), (2674, 484120), (2744, 471770), (3056, 423605), (3185, 406448), (3430, 377416), (3458, 374360), (3629, 356720), (3640, 355642), (3724, 347620), (3820, 338884), (3920, 330239), (3952, 327565), (4459, 290320), (4655, 278096), (4940, 262052), (4966, 260680), (5096, 254030), (5320, 243334), (5348, 242060), (5488, 235885), (6370, 203224), (6517, 198640), (6685, 193648), (6860, 188708), (6916, 187180), (7258, 178360), (7280, 177821), (7448, 173810), (7640, 169442), (8645, 149744), (8918, 145160), (9310, 139048), (9359, 138320), (9880, 131026), (9932, 130340), (10192, 127015), (10640, 121667), (10696, 121030), (12103, 106960), (12415, 104272), (12740, 101612), (13034, 99320), (13370, 96824), (13720, 94354), (13832, 93590), (14516, 89180), (14896, 86905), (15280, 84721), (17290, 74872), (17381, 74480), (17836, 72580), (18145, 71344), (18620, 69524), (18718, 69160), (19760, 65513), (19864, 65170), (21392, 60515), (22295, 58064), (24206, 53480), (24830, 52136), (25403, 50960), (25480, 50806), (26068, 49660), (26740, 48412), (27440, 47177), (27664, 46795), (29032, 44590), (32585, 39728), (34580, 37436), (34762, 37240), (35672, 36290)]