207987520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1$

素因数の和:237

約数の個数: 168

約数和(自身を含む): 569863224

約数和(自身を除く): 361875704

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 173, 208, 221, 260, 272, 289, 320, 340, 346, 416, 442, 520, 544, 578, 680, 692, 832, 865, 884, 1040, 1088, 1105, 1156, 1360, 1384, 1445, 1730, 1768, 2080, 2210, 2249, 2312, 2720, 2768, 2890, 2941, 3460, 3536, 3757, 4160, 4420, 4498, 4624, 5440, 5536, 5780, 5882, 6920, 7072, 7514, 8840, 8996, 9248, 11072, 11245, 11560, 11764, 13840, 14144, 14705, 15028, 17680, 17992, 18496, 18785, 22490, 23120, 23528, 27680, 29410, 30056, 35360, 35984, 37570, 38233, 44980, 46240, 47056, 49997, 55360, 58820, 60112, 70720, 71968, 75140, 76466, 89960, 92480, 94112, 99994, 117640, 120224, 143936, 150280, 152932, 179920, 188224, 191165, 199988, 235280, 240448, 249985, 300560, 305864, 359840, 382330, 399976, 470560, 499970, 601120, 611728, 649961, 719680, 764660, 799952, 941120, 999940, 1202240, 1223456, 1299922, 1529320, 1599904, 1999880, 2446912, 2599844, 3058640, 3199808, 3249805, 3999760, 5199688, 6117280, 6499610, 7999520, 10399376, 12234560, 12999220, 15999040, 20798752, 25998440, 41597504, 51996880, 103993760, 207987520]

約数ペア:

[(1, 207987520), (2, 103993760), (4, 51996880), (5, 41597504), (8, 25998440), (10, 20798752), (13, 15999040), (16, 12999220), (17, 12234560), (20, 10399376), (26, 7999520), (32, 6499610), (34, 6117280), (40, 5199688), (52, 3999760), (64, 3249805), (65, 3199808), (68, 3058640), (80, 2599844), (85, 2446912), (104, 1999880), (130, 1599904), (136, 1529320), (160, 1299922), (170, 1223456), (173, 1202240), (208, 999940), (221, 941120), (260, 799952), (272, 764660), (289, 719680), (320, 649961), (340, 611728), (346, 601120), (416, 499970), (442, 470560), (520, 399976), (544, 382330), (578, 359840), (680, 305864), (692, 300560), (832, 249985), (865, 240448), (884, 235280), (1040, 199988), (1088, 191165), (1105, 188224), (1156, 179920), (1360, 152932), (1384, 150280), (1445, 143936), (1730, 120224), (1768, 117640), (2080, 99994), (2210, 94112), (2249, 92480), (2312, 89960), (2720, 76466), (2768, 75140), (2890, 71968), (2941, 70720), (3460, 60112), (3536, 58820), (3757, 55360), (4160, 49997), (4420, 47056), (4498, 46240), (4624, 44980), (5440, 38233), (5536, 37570), (5780, 35984), (5882, 35360), (6920, 30056), (7072, 29410), (7514, 27680), (8840, 23528), (8996, 23120), (9248, 22490), (11072, 18785), (11245, 18496), (11560, 17992), (11764, 17680), (13840, 15028), (14144, 14705)]