420444570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{457}}^1$

素因数の和:824

約数の個数: 128

約数和(自身を含む): 1248339456

約数和(自身を除く): 827894886

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 337, 390, 455, 457, 546, 674, 910, 914, 1011, 1365, 1371, 1685, 2022, 2285, 2359, 2730, 2742, 3199, 3370, 4381, 4570, 4718, 5055, 5941, 6398, 6855, 7077, 8762, 9597, 10110, 11795, 11882, 13143, 13710, 14154, 15995, 17823, 19194, 21905, 23590, 26286, 29705, 30667, 31990, 35385, 35646, 41587, 43810, 47985, 59410, 61334, 65715, 70770, 83174, 89115, 92001, 95970, 124761, 131430, 153335, 154009, 178230, 184002, 207935, 249522, 306670, 308018, 415870, 460005, 462027, 623805, 770045, 920010, 924054, 1078063, 1247610, 1540090, 2002117, 2156126, 2310135, 3234189, 4004234, 4620270, 5390315, 6006351, 6468378, 10010585, 10780630, 12012702, 14014819, 16170945, 20021170, 28029638, 30031755, 32341890, 42044457, 60063510, 70074095, 84088914, 140148190, 210222285, 420444570]

約数ペア:

[(1, 420444570), (2, 210222285), (3, 140148190), (5, 84088914), (6, 70074095), (7, 60063510), (10, 42044457), (13, 32341890), (14, 30031755), (15, 28029638), (21, 20021170), (26, 16170945), (30, 14014819), (35, 12012702), (39, 10780630), (42, 10010585), (65, 6468378), (70, 6006351), (78, 5390315), (91, 4620270), (105, 4004234), (130, 3234189), (182, 2310135), (195, 2156126), (210, 2002117), (273, 1540090), (337, 1247610), (390, 1078063), (455, 924054), (457, 920010), (546, 770045), (674, 623805), (910, 462027), (914, 460005), (1011, 415870), (1365, 308018), (1371, 306670), (1685, 249522), (2022, 207935), (2285, 184002), (2359, 178230), (2730, 154009), (2742, 153335), (3199, 131430), (3370, 124761), (4381, 95970), (4570, 92001), (4718, 89115), (5055, 83174), (5941, 70770), (6398, 65715), (6855, 61334), (7077, 59410), (8762, 47985), (9597, 43810), (10110, 41587), (11795, 35646), (11882, 35385), (13143, 31990), (13710, 30667), (14154, 29705), (15995, 26286), (17823, 23590), (19194, 21905)]