287079520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19717}}^1$

素因数の和:19752

約数の個数: 96

約数和(自身を含む): 834781248

約数和(自身を除く): 547701728

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 7280, 14560, 19717, 39434, 78868, 98585, 138019, 157736, 197170, 256321, 276038, 315472, 394340, 512642, 552076, 630944, 690095, 788680, 1025284, 1104152, 1281605, 1380190, 1577360, 1794247, 2050568, 2208304, 2563210, 2760380, 3154720, 3588494, 4101136, 4416608, 5126420, 5520760, 7176988, 8202272, 8971235, 10252840, 11041520, 14353976, 17942470, 20505680, 22083040, 28707952, 35884940, 41011360, 57415904, 71769880, 143539760, 287079520]

約数ペア:

[(1, 287079520), (2, 143539760), (4, 71769880), (5, 57415904), (7, 41011360), (8, 35884940), (10, 28707952), (13, 22083040), (14, 20505680), (16, 17942470), (20, 14353976), (26, 11041520), (28, 10252840), (32, 8971235), (35, 8202272), (40, 7176988), (52, 5520760), (56, 5126420), (65, 4416608), (70, 4101136), (80, 3588494), (91, 3154720), (104, 2760380), (112, 2563210), (130, 2208304), (140, 2050568), (160, 1794247), (182, 1577360), (208, 1380190), (224, 1281605), (260, 1104152), (280, 1025284), (364, 788680), (416, 690095), (455, 630944), (520, 552076), (560, 512642), (728, 394340), (910, 315472), (1040, 276038), (1120, 256321), (1456, 197170), (1820, 157736), (2080, 138019), (2912, 98585), (3640, 78868), (7280, 39434), (14560, 19717)]