280256305680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1761289}}^1$

素因数の和:1761338

約数の個数: 240

約数和(自身を含む): 1073217403440

約数和(自身を除く): 792961097760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 117, 120, 130, 136, 144, 153, 156, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1326, 1360, 1530, 1560, 1768, 1872, 1989, 2040, 2210, 2340, 2448, 2652, 3060, 3120, 3315, 3536, 3978, 4080, 4420, 4680, 5304, 6120, 6630, 7956, 8840, 9360, 9945, 10608, 12240, 13260, 15912, 17680, 19890, 26520, 31824, 39780, 53040, 79560, 159120, 1761289, 3522578, 5283867, 7045156, 8806445, 10567734, 14090312, 15851601, 17612890, 21135468, 22896757, 26419335, 28180624, 29941913, 31703202, 35225780, 42270936, 45793514, 52838670, 59883826, 63406404, 68690271, 70451560, 79258005, 84541872, 89825739, 91587028, 105677340, 114483785, 119767652, 126812808, 137380542, 140903120, 149709565, 158516010, 179651478, 183174056, 206070813, 211354680, 228967570, 239535304, 253625616, 269477217, 274761084, 299419130, 317032020, 343451355, 359302956, 366348112, 389244869, 412141626, 422709360, 449128695, 457935140, 479070608, 538954434, 549522168, 598838260, 634064040, 686902710, 718605912, 778489738, 824283252, 898257390, 915870280, 1030354065, 1077908868, 1099044336, 1167734607, 1197676520, 1268128080, 1347386085, 1373805420, 1437211824, 1556979476, 1648566504, 1796514780, 1831740560, 1946224345, 2060708130, 2155817736, 2335469214, 2395353040, 2694772170, 2747610840, 3113958952, 3297133008, 3503203821, 3593029560, 3892448690, 4121416260, 4311635472, 4670938428, 5389544340, 5495221680, 5838673035, 6227917904, 7006407642, 7186059120, 7784897380, 8242832520, 9341876856, 10779088680, 11677346070, 14012815284, 15569794760, 16485665040, 17516019105, 18683753712, 21558177360, 23354692140, 28025630568, 31139589520, 35032038210, 46709384280, 56051261136, 70064076420, 93418768560, 140128152840, 280256305680]

約数ペア:

[(1, 280256305680), (2, 140128152840), (3, 93418768560), (4, 70064076420), (5, 56051261136), (6, 46709384280), (8, 35032038210), (9, 31139589520), (10, 28025630568), (12, 23354692140), (13, 21558177360), (15, 18683753712), (16, 17516019105), (17, 16485665040), (18, 15569794760), (20, 14012815284), (24, 11677346070), (26, 10779088680), (30, 9341876856), (34, 8242832520), (36, 7784897380), (39, 7186059120), (40, 7006407642), (45, 6227917904), (48, 5838673035), (51, 5495221680), (52, 5389544340), (60, 4670938428), (65, 4311635472), (68, 4121416260), (72, 3892448690), (78, 3593029560), (80, 3503203821), (85, 3297133008), (90, 3113958952), (102, 2747610840), (104, 2694772170), (117, 2395353040), (120, 2335469214), (130, 2155817736), (136, 2060708130), (144, 1946224345), (153, 1831740560), (156, 1796514780), (170, 1648566504), (180, 1556979476), (195, 1437211824), (204, 1373805420), (208, 1347386085), (221, 1268128080), (234, 1197676520), (240, 1167734607), (255, 1099044336), (260, 1077908868), (272, 1030354065), (306, 915870280), (312, 898257390), (340, 824283252), (360, 778489738), (390, 718605912), (408, 686902710), (442, 634064040), (468, 598838260), (510, 549522168), (520, 538954434), (585, 479070608), (612, 457935140), (624, 449128695), (663, 422709360), (680, 412141626), (720, 389244869), (765, 366348112), (780, 359302956), (816, 343451355), (884, 317032020), (936, 299419130), (1020, 274761084), (1040, 269477217), (1105, 253625616), (1170, 239535304), (1224, 228967570), (1326, 211354680), (1360, 206070813), (1530, 183174056), (1560, 179651478), (1768, 158516010), (1872, 149709565), (1989, 140903120), (2040, 137380542), (2210, 126812808), (2340, 119767652), (2448, 114483785), (2652, 105677340), (3060, 91587028), (3120, 89825739), (3315, 84541872), (3536, 79258005), (3978, 70451560), (4080, 68690271), (4420, 63406404), (4680, 59883826), (5304, 52838670), (6120, 45793514), (6630, 42270936), (7956, 35225780), (8840, 31703202), (9360, 29941913), (9945, 28180624), (10608, 26419335), (12240, 22896757), (13260, 21135468), (15912, 17612890), (17680, 15851601), (19890, 14090312), (26520, 10567734), (31824, 8806445), (39780, 7045156), (53040, 5283867), (79560, 3522578), (159120, 1761289)]