31256486560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{823}}^1$

素因数の和:932

約数の個数: 288

約数和(自身を含む): 86601674880

約数和(自身を除く): 55345188320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 32, 38, 40, 52, 62, 65, 76, 80, 95, 104, 124, 130, 152, 155, 160, 190, 208, 247, 248, 260, 304, 310, 380, 403, 416, 494, 496, 520, 589, 608, 620, 760, 806, 823, 961, 988, 992, 1040, 1178, 1235, 1240, 1520, 1612, 1646, 1922, 1976, 2015, 2080, 2356, 2470, 2480, 2945, 3040, 3224, 3292, 3844, 3952, 4030, 4115, 4712, 4805, 4940, 4960, 5890, 6448, 6584, 7657, 7688, 7904, 8060, 8230, 9424, 9610, 9880, 10699, 11780, 12493, 12896, 13168, 15314, 15376, 15637, 16120, 16460, 18259, 18848, 19220, 19760, 21398, 23560, 24986, 25513, 26336, 30628, 30752, 31274, 32240, 32920, 36518, 38285, 38440, 39520, 42796, 47120, 49972, 51026, 53495, 61256, 62465, 62548, 64480, 65840, 73036, 76570, 76880, 78185, 85592, 91295, 94240, 99944, 102052, 106990, 122512, 124930, 125096, 127565, 131680, 146072, 153140, 153760, 156370, 171184, 182590, 199888, 203281, 204104, 213980, 237367, 245024, 249860, 250192, 255130, 292144, 306280, 312740, 331669, 342368, 365180, 399776, 406562, 408208, 427960, 474734, 484747, 499720, 500384, 510260, 584288, 612560, 625480, 663338, 730360, 790903, 813124, 816416, 855920, 949468, 969494, 999440, 1016405, 1020520, 1186835, 1225120, 1250960, 1326676, 1460720, 1581806, 1626248, 1658345, 1711840, 1898936, 1938988, 1998880, 2032810, 2041040, 2373670, 2423735, 2501920, 2653352, 2921440, 3163612, 3252496, 3316690, 3797872, 3877976, 3954515, 4065620, 4082080, 4747340, 4847470, 5306704, 6301711, 6327224, 6504992, 6633380, 7595744, 7755952, 7909030, 8131240, 9494680, 9694940, 10281739, 10613408, 12603422, 12654448, 13266760, 15027157, 15511904, 15818060, 16262480, 18989360, 19389880, 20563478, 25206844, 25308896, 26533520, 30054314, 31508555, 31636120, 32524960, 37978720, 38779760, 41126956, 50413688, 51408695, 53067040, 60108628, 63017110, 63272240, 75135785, 77559520, 82253912, 100827376, 102817390, 120217256, 126034220, 126544480, 150271570, 164507824, 195353041, 201654752, 205634780, 240434512, 252068440, 300543140, 329015648, 390706082, 411269560, 480869024, 504136880, 601086280, 781412164, 822539120, 976765205, 1008273760, 1202172560, 1562824328, 1645078240, 1953530410, 2404345120, 3125648656, 3907060820, 6251297312, 7814121640, 15628243280, 31256486560]

約数ペア:

[(1, 31256486560), (2, 15628243280), (4, 7814121640), (5, 6251297312), (8, 3907060820), (10, 3125648656), (13, 2404345120), (16, 1953530410), (19, 1645078240), (20, 1562824328), (26, 1202172560), (31, 1008273760), (32, 976765205), (38, 822539120), (40, 781412164), (52, 601086280), (62, 504136880), (65, 480869024), (76, 411269560), (80, 390706082), (95, 329015648), (104, 300543140), (124, 252068440), (130, 240434512), (152, 205634780), (155, 201654752), (160, 195353041), (190, 164507824), (208, 150271570), (247, 126544480), (248, 126034220), (260, 120217256), (304, 102817390), (310, 100827376), (380, 82253912), (403, 77559520), (416, 75135785), (494, 63272240), (496, 63017110), (520, 60108628), (589, 53067040), (608, 51408695), (620, 50413688), (760, 41126956), (806, 38779760), (823, 37978720), (961, 32524960), (988, 31636120), (992, 31508555), (1040, 30054314), (1178, 26533520), (1235, 25308896), (1240, 25206844), (1520, 20563478), (1612, 19389880), (1646, 18989360), (1922, 16262480), (1976, 15818060), (2015, 15511904), (2080, 15027157), (2356, 13266760), (2470, 12654448), (2480, 12603422), (2945, 10613408), (3040, 10281739), (3224, 9694940), (3292, 9494680), (3844, 8131240), (3952, 7909030), (4030, 7755952), (4115, 7595744), (4712, 6633380), (4805, 6504992), (4940, 6327224), (4960, 6301711), (5890, 5306704), (6448, 4847470), (6584, 4747340), (7657, 4082080), (7688, 4065620), (7904, 3954515), (8060, 3877976), (8230, 3797872), (9424, 3316690), (9610, 3252496), (9880, 3163612), (10699, 2921440), (11780, 2653352), (12493, 2501920), (12896, 2423735), (13168, 2373670), (15314, 2041040), (15376, 2032810), (15637, 1998880), (16120, 1938988), (16460, 1898936), (18259, 1711840), (18848, 1658345), (19220, 1626248), (19760, 1581806), (21398, 1460720), (23560, 1326676), (24986, 1250960), (25513, 1225120), (26336, 1186835), (30628, 1020520), (30752, 1016405), (31274, 999440), (32240, 969494), (32920, 949468), (36518, 855920), (38285, 816416), (38440, 813124), (39520, 790903), (42796, 730360), (47120, 663338), (49972, 625480), (51026, 612560), (53495, 584288), (61256, 510260), (62465, 500384), (62548, 499720), (64480, 484747), (65840, 474734), (73036, 427960), (76570, 408208), (76880, 406562), (78185, 399776), (85592, 365180), (91295, 342368), (94240, 331669), (99944, 312740), (102052, 306280), (106990, 292144), (122512, 255130), (124930, 250192), (125096, 249860), (127565, 245024), (131680, 237367), (146072, 213980), (153140, 204104), (153760, 203281), (156370, 199888), (171184, 182590)]