1237665520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:352

約数の個数: 240

約数和(自身を含む): 3651328800

約数和(自身を除く): 2413663280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 149, 163, 182, 196, 208, 245, 260, 280, 298, 326, 364, 392, 455, 490, 520, 560, 596, 637, 652, 728, 745, 784, 815, 910, 980, 1040, 1043, 1141, 1192, 1274, 1304, 1456, 1490, 1630, 1820, 1937, 1960, 2086, 2119, 2282, 2384, 2548, 2608, 2980, 3185, 3260, 3640, 3874, 3920, 4172, 4238, 4564, 5096, 5215, 5705, 5960, 6370, 6520, 7280, 7301, 7748, 7987, 8344, 8476, 9128, 9685, 10192, 10430, 10595, 11410, 11920, 12740, 13040, 13559, 14602, 14833, 15496, 15974, 16688, 16952, 18256, 19370, 20860, 21190, 22820, 24287, 25480, 27118, 29204, 29666, 30992, 31948, 33904, 36505, 38740, 39935, 41720, 42380, 45640, 48574, 50960, 54236, 58408, 59332, 63896, 67795, 73010, 74165, 77480, 79870, 83440, 84760, 91280, 94913, 97148, 103831, 108472, 116816, 118664, 121435, 127792, 135590, 146020, 148330, 154960, 159740, 169520, 170009, 189826, 194296, 207662, 216944, 237328, 242870, 271180, 292040, 296660, 315731, 319480, 340018, 379652, 388592, 415324, 474565, 485740, 519155, 542360, 584080, 593320, 631462, 638960, 680036, 759304, 830648, 850045, 949130, 971480, 1038310, 1084720, 1186640, 1190063, 1262924, 1360072, 1518608, 1578655, 1661296, 1700090, 1898260, 1942960, 2076620, 2210117, 2380126, 2525848, 2720144, 3157310, 3400180, 3796520, 4153240, 4420234, 4760252, 5051696, 5950315, 6314620, 6800360, 7593040, 8306480, 8840468, 9520504, 11050585, 11900630, 12629240, 13600720, 15470819, 17680936, 19041008, 22101170, 23801260, 25258480, 30941638, 35361872, 44202340, 47602520, 61883276, 77354095, 88404680, 95205040, 123766552, 154708190, 176809360, 247533104, 309416380, 618832760, 1237665520]

約数ペア:

[(1, 1237665520), (2, 618832760), (4, 309416380), (5, 247533104), (7, 176809360), (8, 154708190), (10, 123766552), (13, 95205040), (14, 88404680), (16, 77354095), (20, 61883276), (26, 47602520), (28, 44202340), (35, 35361872), (40, 30941638), (49, 25258480), (52, 23801260), (56, 22101170), (65, 19041008), (70, 17680936), (80, 15470819), (91, 13600720), (98, 12629240), (104, 11900630), (112, 11050585), (130, 9520504), (140, 8840468), (149, 8306480), (163, 7593040), (182, 6800360), (196, 6314620), (208, 5950315), (245, 5051696), (260, 4760252), (280, 4420234), (298, 4153240), (326, 3796520), (364, 3400180), (392, 3157310), (455, 2720144), (490, 2525848), (520, 2380126), (560, 2210117), (596, 2076620), (637, 1942960), (652, 1898260), (728, 1700090), (745, 1661296), (784, 1578655), (815, 1518608), (910, 1360072), (980, 1262924), (1040, 1190063), (1043, 1186640), (1141, 1084720), (1192, 1038310), (1274, 971480), (1304, 949130), (1456, 850045), (1490, 830648), (1630, 759304), (1820, 680036), (1937, 638960), (1960, 631462), (2086, 593320), (2119, 584080), (2282, 542360), (2384, 519155), (2548, 485740), (2608, 474565), (2980, 415324), (3185, 388592), (3260, 379652), (3640, 340018), (3874, 319480), (3920, 315731), (4172, 296660), (4238, 292040), (4564, 271180), (5096, 242870), (5215, 237328), (5705, 216944), (5960, 207662), (6370, 194296), (6520, 189826), (7280, 170009), (7301, 169520), (7748, 159740), (7987, 154960), (8344, 148330), (8476, 146020), (9128, 135590), (9685, 127792), (10192, 121435), (10430, 118664), (10595, 116816), (11410, 108472), (11920, 103831), (12740, 97148), (13040, 94913), (13559, 91280), (14602, 84760), (14833, 83440), (15496, 79870), (15974, 77480), (16688, 74165), (16952, 73010), (18256, 67795), (19370, 63896), (20860, 59332), (21190, 58408), (22820, 54236), (24287, 50960), (25480, 48574), (27118, 45640), (29204, 42380), (29666, 41720), (30992, 39935), (31948, 38740), (33904, 36505)]