1244939280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21001}}^1$

素因数の和:21049

約数の個数: 160

約数和(自身を含む): 4375136640

約数和(自身を除く): 3130197360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 520, 570, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1482, 1520, 1560, 1976, 2280, 2470, 2964, 3120, 3705, 3952, 4560, 4940, 5928, 7410, 9880, 11856, 14820, 19760, 21001, 29640, 42002, 59280, 63003, 84004, 105005, 126006, 168008, 210010, 252012, 273013, 315015, 336016, 399019, 420020, 504024, 546026, 630030, 798038, 819039, 840040, 1008048, 1092052, 1197057, 1260060, 1365065, 1596076, 1638078, 1680080, 1995095, 2184104, 2394114, 2520120, 2730130, 3192152, 3276156, 3990190, 4095195, 4368208, 4788228, 5040240, 5187247, 5460260, 5985285, 6384304, 6552312, 7980380, 8190390, 9576456, 10374494, 10920520, 11970570, 13104624, 15561741, 15960760, 16380780, 19152912, 20748988, 21841040, 23941140, 25936235, 31123482, 31921520, 32761560, 41497976, 47882280, 51872470, 62246964, 65523120, 77808705, 82995952, 95764560, 103744940, 124493928, 155617410, 207489880, 248987856, 311234820, 414979760, 622469640, 1244939280]

約数ペア:

[(1, 1244939280), (2, 622469640), (3, 414979760), (4, 311234820), (5, 248987856), (6, 207489880), (8, 155617410), (10, 124493928), (12, 103744940), (13, 95764560), (15, 82995952), (16, 77808705), (19, 65523120), (20, 62246964), (24, 51872470), (26, 47882280), (30, 41497976), (38, 32761560), (39, 31921520), (40, 31123482), (48, 25936235), (52, 23941140), (57, 21841040), (60, 20748988), (65, 19152912), (76, 16380780), (78, 15960760), (80, 15561741), (95, 13104624), (104, 11970570), (114, 10920520), (120, 10374494), (130, 9576456), (152, 8190390), (156, 7980380), (190, 6552312), (195, 6384304), (208, 5985285), (228, 5460260), (240, 5187247), (247, 5040240), (260, 4788228), (285, 4368208), (304, 4095195), (312, 3990190), (380, 3276156), (390, 3192152), (456, 2730130), (494, 2520120), (520, 2394114), (570, 2184104), (624, 1995095), (741, 1680080), (760, 1638078), (780, 1596076), (912, 1365065), (988, 1260060), (1040, 1197057), (1140, 1092052), (1235, 1008048), (1482, 840040), (1520, 819039), (1560, 798038), (1976, 630030), (2280, 546026), (2470, 504024), (2964, 420020), (3120, 399019), (3705, 336016), (3952, 315015), (4560, 273013), (4940, 252012), (5928, 210010), (7410, 168008), (9880, 126006), (11856, 105005), (14820, 84004), (19760, 63003), (21001, 59280), (29640, 42002)]