1188392920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{557}}^1$

素因数の和:965

約数の個数: 128

約数和(自身を含む): 3155423040

約数和(自身を除く): 1967030120

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 373, 440, 520, 557, 572, 715, 746, 1114, 1144, 1430, 1492, 1865, 2228, 2785, 2860, 2984, 3730, 4103, 4456, 4849, 5570, 5720, 6127, 7241, 7460, 8206, 9698, 11140, 12254, 14482, 14920, 16412, 19396, 20515, 22280, 24245, 24508, 28964, 30635, 32824, 36205, 38792, 41030, 48490, 49016, 53339, 57928, 61270, 72410, 79651, 82060, 96980, 106678, 122540, 144820, 159302, 164120, 193960, 207761, 213356, 245080, 266695, 289640, 318604, 398255, 415522, 426712, 533390, 637208, 796510, 831044, 1038805, 1066780, 1593020, 1662088, 2077610, 2133560, 2285371, 2700893, 3186040, 4155220, 4570742, 5401786, 8310440, 9141484, 10803572, 11426855, 13504465, 18282968, 21607144, 22853710, 27008930, 29709823, 45707420, 54017860, 59419646, 91414840, 108035720, 118839292, 148549115, 237678584, 297098230, 594196460, 1188392920]

約数ペア:

[(1, 1188392920), (2, 594196460), (4, 297098230), (5, 237678584), (8, 148549115), (10, 118839292), (11, 108035720), (13, 91414840), (20, 59419646), (22, 54017860), (26, 45707420), (40, 29709823), (44, 27008930), (52, 22853710), (55, 21607144), (65, 18282968), (88, 13504465), (104, 11426855), (110, 10803572), (130, 9141484), (143, 8310440), (220, 5401786), (260, 4570742), (286, 4155220), (373, 3186040), (440, 2700893), (520, 2285371), (557, 2133560), (572, 2077610), (715, 1662088), (746, 1593020), (1114, 1066780), (1144, 1038805), (1430, 831044), (1492, 796510), (1865, 637208), (2228, 533390), (2785, 426712), (2860, 415522), (2984, 398255), (3730, 318604), (4103, 289640), (4456, 266695), (4849, 245080), (5570, 213356), (5720, 207761), (6127, 193960), (7241, 164120), (7460, 159302), (8206, 144820), (9698, 122540), (11140, 106678), (12254, 96980), (14482, 82060), (14920, 79651), (16412, 72410), (19396, 61270), (20515, 57928), (22280, 53339), (24245, 49016), (24508, 48490), (28964, 41030), (30635, 38792), (32824, 36205)]