1271398680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1087}}^1$

素因数の和:1148

約数の個数: 240

約数和(自身を含む): 4514209920

約数和(自身を除く): 3242811240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 361, 380, 405, 456, 513, 540, 570, 648, 684, 722, 760, 810, 855, 1026, 1080, 1083, 1087, 1140, 1368, 1444, 1539, 1620, 1710, 1805, 2052, 2166, 2174, 2280, 2565, 2888, 3078, 3240, 3249, 3261, 3420, 3610, 4104, 4332, 4348, 5130, 5415, 5435, 6156, 6498, 6522, 6840, 7220, 7695, 8664, 8696, 9747, 9783, 10260, 10830, 10870, 12312, 12996, 13044, 14440, 15390, 16245, 16305, 19494, 19566, 20520, 20653, 21660, 21740, 25992, 26088, 29241, 29349, 30780, 32490, 32610, 38988, 39132, 41306, 43320, 43480, 48735, 48915, 58482, 58698, 61560, 61959, 64980, 65220, 77976, 78264, 82612, 88047, 97470, 97830, 103265, 116964, 117396, 123918, 129960, 130440, 146205, 146745, 165224, 176094, 185877, 194940, 195660, 206530, 233928, 234792, 247836, 292410, 293490, 309795, 352188, 371754, 389880, 391320, 392407, 413060, 440235, 495672, 557631, 584820, 586980, 619590, 704376, 743508, 784814, 826120, 880470, 929385, 1115262, 1169640, 1173960, 1177221, 1239180, 1487016, 1569628, 1672893, 1760940, 1858770, 1962035, 2230524, 2354442, 2478360, 2788155, 3139256, 3345786, 3521880, 3531663, 3717540, 3924070, 4461048, 4708884, 5576310, 5886105, 6691572, 7063326, 7435080, 7848140, 8364465, 9417768, 10594989, 11152620, 11772210, 13383144, 14126652, 15696280, 16728930, 17658315, 21189978, 22305240, 23544420, 28253304, 31784967, 33457860, 35316630, 42379956, 47088840, 52974945, 63569934, 66915720, 70633260, 84759912, 105949890, 127139868, 141266520, 158924835, 211899780, 254279736, 317849670, 423799560, 635699340, 1271398680]

約数ペア:

[(1, 1271398680), (2, 635699340), (3, 423799560), (4, 317849670), (5, 254279736), (6, 211899780), (8, 158924835), (9, 141266520), (10, 127139868), (12, 105949890), (15, 84759912), (18, 70633260), (19, 66915720), (20, 63569934), (24, 52974945), (27, 47088840), (30, 42379956), (36, 35316630), (38, 33457860), (40, 31784967), (45, 28253304), (54, 23544420), (57, 22305240), (60, 21189978), (72, 17658315), (76, 16728930), (81, 15696280), (90, 14126652), (95, 13383144), (108, 11772210), (114, 11152620), (120, 10594989), (135, 9417768), (152, 8364465), (162, 7848140), (171, 7435080), (180, 7063326), (190, 6691572), (216, 5886105), (228, 5576310), (270, 4708884), (285, 4461048), (324, 3924070), (342, 3717540), (360, 3531663), (361, 3521880), (380, 3345786), (405, 3139256), (456, 2788155), (513, 2478360), (540, 2354442), (570, 2230524), (648, 1962035), (684, 1858770), (722, 1760940), (760, 1672893), (810, 1569628), (855, 1487016), (1026, 1239180), (1080, 1177221), (1083, 1173960), (1087, 1169640), (1140, 1115262), (1368, 929385), (1444, 880470), (1539, 826120), (1620, 784814), (1710, 743508), (1805, 704376), (2052, 619590), (2166, 586980), (2174, 584820), (2280, 557631), (2565, 495672), (2888, 440235), (3078, 413060), (3240, 392407), (3249, 391320), (3261, 389880), (3420, 371754), (3610, 352188), (4104, 309795), (4332, 293490), (4348, 292410), (5130, 247836), (5415, 234792), (5435, 233928), (6156, 206530), (6498, 195660), (6522, 194940), (6840, 185877), (7220, 176094), (7695, 165224), (8664, 146745), (8696, 146205), (9747, 130440), (9783, 129960), (10260, 123918), (10830, 117396), (10870, 116964), (12312, 103265), (12996, 97830), (13044, 97470), (14440, 88047), (15390, 82612), (16245, 78264), (16305, 77976), (19494, 65220), (19566, 64980), (20520, 61959), (20653, 61560), (21660, 58698), (21740, 58482), (25992, 48915), (26088, 48735), (29241, 43480), (29349, 43320), (30780, 41306), (32490, 39132), (32610, 38988)]