19496460880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{457}}^1$

素因数の和:646

約数の個数: 320

約数和(自身を含む): 54956482560

約数和(自身を除く): 35460021680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 80, 85, 95, 104, 127, 130, 136, 152, 170, 190, 208, 221, 247, 254, 260, 272, 304, 323, 340, 380, 442, 457, 494, 508, 520, 635, 646, 680, 760, 884, 914, 988, 1016, 1040, 1105, 1235, 1270, 1292, 1360, 1520, 1615, 1651, 1768, 1828, 1976, 2032, 2159, 2210, 2285, 2413, 2470, 2540, 2584, 3230, 3302, 3536, 3656, 3952, 4199, 4318, 4420, 4570, 4826, 4940, 5080, 5168, 5941, 6460, 6604, 7312, 7769, 8255, 8398, 8636, 8683, 8840, 9140, 9652, 9880, 10160, 10795, 11882, 12065, 12920, 13208, 15538, 16510, 16796, 17272, 17366, 17680, 18280, 19304, 19760, 20995, 21590, 23764, 24130, 25840, 26416, 28067, 29705, 31076, 31369, 33020, 33592, 34544, 34732, 36560, 38608, 38845, 41021, 41990, 43180, 43415, 47528, 48260, 56134, 58039, 59410, 62152, 62738, 66040, 67184, 69464, 77690, 82042, 83980, 86360, 86830, 95056, 96520, 100997, 112268, 112879, 116078, 118820, 124304, 125476, 132080, 138928, 140335, 147611, 155380, 156845, 164084, 167960, 172720, 173660, 193040, 201994, 205105, 224536, 225758, 232156, 237640, 250952, 280670, 290195, 295222, 310760, 313690, 328168, 335920, 347320, 403988, 410210, 449072, 451516, 464312, 475280, 501904, 504985, 533273, 561340, 564395, 580390, 590444, 621520, 627380, 656336, 694640, 738055, 754507, 807976, 820420, 903032, 928624, 986663, 1009970, 1066546, 1102741, 1122680, 1128790, 1160780, 1180888, 1254760, 1476110, 1509014, 1615952, 1640840, 1806064, 1918943, 1973326, 2019940, 2133092, 2205482, 2245360, 2257580, 2321560, 2361776, 2509520, 2666365, 2952220, 3018028, 3281680, 3772535, 3837886, 3946652, 4039880, 4266184, 4410964, 4515160, 4643120, 4933315, 5332730, 5513705, 5904440, 6036056, 7545070, 7675772, 7893304, 8079760, 8532368, 8821928, 9030320, 9594715, 9866630, 10665460, 11027410, 11808880, 12072112, 12826619, 14335633, 15090140, 15351544, 15786608, 17643856, 18746597, 19189430, 19733260, 21330920, 22054820, 25653238, 28671266, 30180280, 30703088, 37493194, 38378860, 39466520, 42661840, 44109640, 51306476, 57342532, 60360560, 64133095, 71678165, 74986388, 76757720, 78933040, 88219280, 93732985, 102612952, 114685064, 128266190, 143356330, 149972776, 153515440, 187465970, 205225904, 229370128, 243705761, 256532380, 286712660, 299945552, 374931940, 487411522, 513064760, 573425320, 749863880, 974823044, 1026129520, 1146850640, 1218528805, 1499727760, 1949646088, 2437057610, 3899292176, 4874115220, 9748230440, 19496460880]

約数ペア:

[(1, 19496460880), (2, 9748230440), (4, 4874115220), (5, 3899292176), (8, 2437057610), (10, 1949646088), (13, 1499727760), (16, 1218528805), (17, 1146850640), (19, 1026129520), (20, 974823044), (26, 749863880), (34, 573425320), (38, 513064760), (40, 487411522), (52, 374931940), (65, 299945552), (68, 286712660), (76, 256532380), (80, 243705761), (85, 229370128), (95, 205225904), (104, 187465970), (127, 153515440), (130, 149972776), (136, 143356330), (152, 128266190), (170, 114685064), (190, 102612952), (208, 93732985), (221, 88219280), (247, 78933040), (254, 76757720), (260, 74986388), (272, 71678165), (304, 64133095), (323, 60360560), (340, 57342532), (380, 51306476), (442, 44109640), (457, 42661840), (494, 39466520), (508, 38378860), (520, 37493194), (635, 30703088), (646, 30180280), (680, 28671266), (760, 25653238), (884, 22054820), (914, 21330920), (988, 19733260), (1016, 19189430), (1040, 18746597), (1105, 17643856), (1235, 15786608), (1270, 15351544), (1292, 15090140), (1360, 14335633), (1520, 12826619), (1615, 12072112), (1651, 11808880), (1768, 11027410), (1828, 10665460), (1976, 9866630), (2032, 9594715), (2159, 9030320), (2210, 8821928), (2285, 8532368), (2413, 8079760), (2470, 7893304), (2540, 7675772), (2584, 7545070), (3230, 6036056), (3302, 5904440), (3536, 5513705), (3656, 5332730), (3952, 4933315), (4199, 4643120), (4318, 4515160), (4420, 4410964), (4570, 4266184), (4826, 4039880), (4940, 3946652), (5080, 3837886), (5168, 3772535), (5941, 3281680), (6460, 3018028), (6604, 2952220), (7312, 2666365), (7769, 2509520), (8255, 2361776), (8398, 2321560), (8636, 2257580), (8683, 2245360), (8840, 2205482), (9140, 2133092), (9652, 2019940), (9880, 1973326), (10160, 1918943), (10795, 1806064), (11882, 1640840), (12065, 1615952), (12920, 1509014), (13208, 1476110), (15538, 1254760), (16510, 1180888), (16796, 1160780), (17272, 1128790), (17366, 1122680), (17680, 1102741), (18280, 1066546), (19304, 1009970), (19760, 986663), (20995, 928624), (21590, 903032), (23764, 820420), (24130, 807976), (25840, 754507), (26416, 738055), (28067, 694640), (29705, 656336), (31076, 627380), (31369, 621520), (33020, 590444), (33592, 580390), (34544, 564395), (34732, 561340), (36560, 533273), (38608, 504985), (38845, 501904), (41021, 475280), (41990, 464312), (43180, 451516), (43415, 449072), (47528, 410210), (48260, 403988), (56134, 347320), (58039, 335920), (59410, 328168), (62152, 313690), (62738, 310760), (66040, 295222), (67184, 290195), (69464, 280670), (77690, 250952), (82042, 237640), (83980, 232156), (86360, 225758), (86830, 224536), (95056, 205105), (96520, 201994), (100997, 193040), (112268, 173660), (112879, 172720), (116078, 167960), (118820, 164084), (124304, 156845), (125476, 155380), (132080, 147611), (138928, 140335)]