428941370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 128

約数和(自身を含む): 953309952

約数和(自身を除く): 524368582

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 37, 55, 65, 67, 74, 110, 121, 130, 134, 143, 185, 242, 286, 335, 370, 407, 481, 605, 670, 715, 737, 814, 871, 962, 1210, 1331, 1430, 1474, 1573, 1742, 2035, 2405, 2479, 2662, 3146, 3685, 4070, 4355, 4477, 4810, 4958, 5291, 6655, 7370, 7865, 8107, 8710, 8954, 9581, 10582, 12395, 13310, 15730, 16214, 17303, 19162, 22385, 24790, 26455, 27269, 32227, 34606, 40535, 44770, 47905, 49247, 52910, 54538, 58201, 64454, 81070, 86515, 89177, 95810, 98494, 105391, 116402, 136345, 161135, 173030, 178354, 210782, 246235, 272690, 291005, 299959, 322270, 354497, 445885, 492470, 526955, 582010, 599918, 640211, 708994, 891770, 1053910, 1159301, 1280422, 1499795, 1772485, 2318602, 2999590, 3201055, 3299549, 3544970, 3899467, 5796505, 6402110, 6599098, 7798934, 11593010, 16497745, 19497335, 32995490, 38994670, 42894137, 85788274, 214470685, 428941370]

約数ペア:

[(1, 428941370), (2, 214470685), (5, 85788274), (10, 42894137), (11, 38994670), (13, 32995490), (22, 19497335), (26, 16497745), (37, 11593010), (55, 7798934), (65, 6599098), (67, 6402110), (74, 5796505), (110, 3899467), (121, 3544970), (130, 3299549), (134, 3201055), (143, 2999590), (185, 2318602), (242, 1772485), (286, 1499795), (335, 1280422), (370, 1159301), (407, 1053910), (481, 891770), (605, 708994), (670, 640211), (715, 599918), (737, 582010), (814, 526955), (871, 492470), (962, 445885), (1210, 354497), (1331, 322270), (1430, 299959), (1474, 291005), (1573, 272690), (1742, 246235), (2035, 210782), (2405, 178354), (2479, 173030), (2662, 161135), (3146, 136345), (3685, 116402), (4070, 105391), (4355, 98494), (4477, 95810), (4810, 89177), (4958, 86515), (5291, 81070), (6655, 64454), (7370, 58201), (7865, 54538), (8107, 52910), (8710, 49247), (8954, 47905), (9581, 44770), (10582, 40535), (12395, 34606), (13310, 32227), (15730, 27269), (16214, 26455), (17303, 24790), (19162, 22385)]