1285687560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{3643}}^1$

素因数の和:3847

約数の個数: 128

約数和(自身を含む): 4108682880

約数和(自身を除く): 2822995320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 173, 204, 255, 340, 346, 408, 510, 519, 680, 692, 865, 1020, 1038, 1384, 1730, 2040, 2076, 2595, 2941, 3460, 3643, 4152, 5190, 5882, 6920, 7286, 8823, 10380, 10929, 11764, 14572, 14705, 17646, 18215, 20760, 21858, 23528, 29144, 29410, 35292, 36430, 43716, 44115, 54645, 58820, 61931, 70584, 72860, 87432, 88230, 109290, 117640, 123862, 145720, 176460, 185793, 218580, 247724, 309655, 352920, 371586, 437160, 495448, 619310, 630239, 743172, 928965, 1238620, 1260478, 1486344, 1857930, 1890717, 2477240, 2520956, 3151195, 3715860, 3781434, 5041912, 6302390, 7431720, 7562868, 9453585, 10714063, 12604780, 15125736, 18907170, 21428126, 25209560, 32142189, 37814340, 42856252, 53570315, 64284378, 75628680, 85712504, 107140630, 128568756, 160710945, 214281260, 257137512, 321421890, 428562520, 642843780, 1285687560]

約数ペア:

[(1, 1285687560), (2, 642843780), (3, 428562520), (4, 321421890), (5, 257137512), (6, 214281260), (8, 160710945), (10, 128568756), (12, 107140630), (15, 85712504), (17, 75628680), (20, 64284378), (24, 53570315), (30, 42856252), (34, 37814340), (40, 32142189), (51, 25209560), (60, 21428126), (68, 18907170), (85, 15125736), (102, 12604780), (120, 10714063), (136, 9453585), (170, 7562868), (173, 7431720), (204, 6302390), (255, 5041912), (340, 3781434), (346, 3715860), (408, 3151195), (510, 2520956), (519, 2477240), (680, 1890717), (692, 1857930), (865, 1486344), (1020, 1260478), (1038, 1238620), (1384, 928965), (1730, 743172), (2040, 630239), (2076, 619310), (2595, 495448), (2941, 437160), (3460, 371586), (3643, 352920), (4152, 309655), (5190, 247724), (5882, 218580), (6920, 185793), (7286, 176460), (8823, 145720), (10380, 123862), (10929, 117640), (11764, 109290), (14572, 88230), (14705, 87432), (17646, 72860), (18215, 70584), (20760, 61931), (21858, 58820), (23528, 54645), (29144, 44115), (29410, 43716), (35292, 36430)]