256253665680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{675347}}^1$

素因数の和:675414

約数の個数: 240

約数和(自身を含む): 940603083264

約数和(自身を除く): 684349417584

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 48, 51, 60, 62, 68, 72, 80, 85, 90, 93, 102, 120, 124, 136, 144, 153, 155, 170, 180, 186, 204, 240, 248, 255, 272, 279, 306, 310, 340, 360, 372, 408, 465, 496, 510, 527, 558, 612, 620, 680, 720, 744, 765, 816, 930, 1020, 1054, 1116, 1224, 1240, 1360, 1395, 1488, 1530, 1581, 1860, 2040, 2108, 2232, 2448, 2480, 2635, 2790, 3060, 3162, 3720, 4080, 4216, 4464, 4743, 5270, 5580, 6120, 6324, 7440, 7905, 8432, 9486, 10540, 11160, 12240, 12648, 15810, 18972, 21080, 22320, 23715, 25296, 31620, 37944, 42160, 47430, 63240, 75888, 94860, 126480, 189720, 379440, 675347, 1350694, 2026041, 2701388, 3376735, 4052082, 5402776, 6078123, 6753470, 8104164, 10130205, 10805552, 11480899, 12156246, 13506940, 16208328, 20260410, 20935757, 22961798, 24312492, 27013880, 30390615, 32416656, 34442697, 40520820, 41871514, 45923596, 48624984, 54027760, 57404495, 60781230, 62807271, 68885394, 81041640, 83743028, 91847192, 97249968, 103328091, 104678785, 114808990, 121562460, 125614542, 137770788, 162083280, 167486056, 172213485, 183694384, 188421813, 206656182, 209357570, 229617980, 243124920, 251229084, 275541576, 314036355, 334972112, 344426970, 355907869, 376843626, 413312364, 418715140, 459235960, 486249840, 502458168, 516640455, 551083152, 628072710, 688853940, 711815738, 753687252, 826624728, 837430280, 918471920, 942109065, 1004916336, 1033280910, 1067723607, 1256145420, 1377707880, 1423631476, 1507374504, 1653249456, 1674860560, 1779539345, 1884218130, 2066561820, 2135447214, 2512290840, 2755415760, 2847262952, 3014749008, 3203170821, 3559078690, 3768436260, 4133123640, 4270894428, 5024581680, 5338618035, 5694525904, 6406341642, 7118157380, 7536872520, 8266247280, 8541788856, 10677236070, 12812683284, 14236314760, 15073745040, 16015854105, 17083577712, 21354472140, 25625366568, 28472629520, 32031708210, 42708944280, 51250733136, 64063416420, 85417888560, 128126832840, 256253665680]

約数ペア:

[(1, 256253665680), (2, 128126832840), (3, 85417888560), (4, 64063416420), (5, 51250733136), (6, 42708944280), (8, 32031708210), (9, 28472629520), (10, 25625366568), (12, 21354472140), (15, 17083577712), (16, 16015854105), (17, 15073745040), (18, 14236314760), (20, 12812683284), (24, 10677236070), (30, 8541788856), (31, 8266247280), (34, 7536872520), (36, 7118157380), (40, 6406341642), (45, 5694525904), (48, 5338618035), (51, 5024581680), (60, 4270894428), (62, 4133123640), (68, 3768436260), (72, 3559078690), (80, 3203170821), (85, 3014749008), (90, 2847262952), (93, 2755415760), (102, 2512290840), (120, 2135447214), (124, 2066561820), (136, 1884218130), (144, 1779539345), (153, 1674860560), (155, 1653249456), (170, 1507374504), (180, 1423631476), (186, 1377707880), (204, 1256145420), (240, 1067723607), (248, 1033280910), (255, 1004916336), (272, 942109065), (279, 918471920), (306, 837430280), (310, 826624728), (340, 753687252), (360, 711815738), (372, 688853940), (408, 628072710), (465, 551083152), (496, 516640455), (510, 502458168), (527, 486249840), (558, 459235960), (612, 418715140), (620, 413312364), (680, 376843626), (720, 355907869), (744, 344426970), (765, 334972112), (816, 314036355), (930, 275541576), (1020, 251229084), (1054, 243124920), (1116, 229617980), (1224, 209357570), (1240, 206656182), (1360, 188421813), (1395, 183694384), (1488, 172213485), (1530, 167486056), (1581, 162083280), (1860, 137770788), (2040, 125614542), (2108, 121562460), (2232, 114808990), (2448, 104678785), (2480, 103328091), (2635, 97249968), (2790, 91847192), (3060, 83743028), (3162, 81041640), (3720, 68885394), (4080, 62807271), (4216, 60781230), (4464, 57404495), (4743, 54027760), (5270, 48624984), (5580, 45923596), (6120, 41871514), (6324, 40520820), (7440, 34442697), (7905, 32416656), (8432, 30390615), (9486, 27013880), (10540, 24312492), (11160, 22961798), (12240, 20935757), (12648, 20260410), (15810, 16208328), (18972, 13506940), (21080, 12156246), (22320, 11480899), (23715, 10805552), (25296, 10130205), (31620, 8104164), (37944, 6753470), (42160, 6078123), (47430, 5402776), (63240, 4052082), (75888, 3376735), (94860, 2701388), (126480, 2026041), (189720, 1350694), (379440, 675347)]