1138551440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:569

約数の個数: 160

約数和(自身を含む): 3028139520

約数和(自身を除く): 1889588080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 157, 190, 208, 247, 260, 304, 314, 367, 380, 494, 520, 628, 734, 760, 785, 988, 1040, 1235, 1256, 1468, 1520, 1570, 1835, 1976, 2041, 2470, 2512, 2936, 2983, 3140, 3670, 3952, 4082, 4771, 4940, 5872, 5966, 6280, 6973, 7340, 8164, 9542, 9880, 10205, 11932, 12560, 13946, 14680, 14915, 16328, 19084, 19760, 20410, 23855, 23864, 27892, 29360, 29830, 32656, 34865, 38168, 38779, 40820, 47710, 47728, 55784, 57619, 59660, 69730, 76336, 77558, 81640, 90649, 95420, 111568, 115238, 119320, 139460, 155116, 163280, 181298, 190840, 193895, 230476, 238640, 278920, 288095, 310232, 362596, 381680, 387790, 453245, 460952, 557840, 576190, 620464, 725192, 749047, 775580, 906490, 921904, 1094761, 1152380, 1450384, 1498094, 1551160, 1812980, 2189522, 2304760, 2996188, 3102320, 3625960, 3745235, 4379044, 4609520, 5473805, 5992376, 7251920, 7490470, 8758088, 10947610, 11984752, 14231893, 14980940, 17516176, 21895220, 28463786, 29961880, 43790440, 56927572, 59923760, 71159465, 87580880, 113855144, 142318930, 227710288, 284637860, 569275720, 1138551440]

約数ペア:

[(1, 1138551440), (2, 569275720), (4, 284637860), (5, 227710288), (8, 142318930), (10, 113855144), (13, 87580880), (16, 71159465), (19, 59923760), (20, 56927572), (26, 43790440), (38, 29961880), (40, 28463786), (52, 21895220), (65, 17516176), (76, 14980940), (80, 14231893), (95, 11984752), (104, 10947610), (130, 8758088), (152, 7490470), (157, 7251920), (190, 5992376), (208, 5473805), (247, 4609520), (260, 4379044), (304, 3745235), (314, 3625960), (367, 3102320), (380, 2996188), (494, 2304760), (520, 2189522), (628, 1812980), (734, 1551160), (760, 1498094), (785, 1450384), (988, 1152380), (1040, 1094761), (1235, 921904), (1256, 906490), (1468, 775580), (1520, 749047), (1570, 725192), (1835, 620464), (1976, 576190), (2041, 557840), (2470, 460952), (2512, 453245), (2936, 387790), (2983, 381680), (3140, 362596), (3670, 310232), (3952, 288095), (4082, 278920), (4771, 238640), (4940, 230476), (5872, 193895), (5966, 190840), (6280, 181298), (6973, 163280), (7340, 155116), (8164, 139460), (9542, 119320), (9880, 115238), (10205, 111568), (11932, 95420), (12560, 90649), (13946, 81640), (14680, 77558), (14915, 76336), (16328, 69730), (19084, 59660), (19760, 57619), (20410, 55784), (23855, 47728), (23864, 47710), (27892, 40820), (29360, 38779), (29830, 38168), (32656, 34865)]