42685020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1783}}^1$

素因数の和:1824

約数の個数: 144

約数和(自身を含む): 155850240

約数和(自身を除く): 113165220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1783, 1995, 2394, 2660, 3420, 3566, 3990, 4788, 5349, 5985, 7132, 7980, 8915, 10698, 11970, 12481, 16047, 17830, 21396, 23940, 24962, 26745, 32094, 33877, 35660, 37443, 49924, 53490, 62405, 64188, 67754, 74886, 80235, 101631, 106980, 112329, 124810, 135508, 149772, 160470, 169385, 187215, 203262, 224658, 237139, 249620, 304893, 320940, 338770, 374430, 406524, 449316, 474278, 508155, 561645, 609786, 677540, 711417, 748860, 948556, 1016310, 1123290, 1185695, 1219572, 1422834, 1524465, 2032620, 2134251, 2246580, 2371390, 2845668, 3048930, 3557085, 4268502, 4742780, 6097860, 7114170, 8537004, 10671255, 14228340, 21342510, 42685020]

約数ペア:

[(1, 42685020), (2, 21342510), (3, 14228340), (4, 10671255), (5, 8537004), (6, 7114170), (7, 6097860), (9, 4742780), (10, 4268502), (12, 3557085), (14, 3048930), (15, 2845668), (18, 2371390), (19, 2246580), (20, 2134251), (21, 2032620), (28, 1524465), (30, 1422834), (35, 1219572), (36, 1185695), (38, 1123290), (42, 1016310), (45, 948556), (57, 748860), (60, 711417), (63, 677540), (70, 609786), (76, 561645), (84, 508155), (90, 474278), (95, 449316), (105, 406524), (114, 374430), (126, 338770), (133, 320940), (140, 304893), (171, 249620), (180, 237139), (190, 224658), (210, 203262), (228, 187215), (252, 169385), (266, 160470), (285, 149772), (315, 135508), (342, 124810), (380, 112329), (399, 106980), (420, 101631), (532, 80235), (570, 74886), (630, 67754), (665, 64188), (684, 62405), (798, 53490), (855, 49924), (1140, 37443), (1197, 35660), (1260, 33877), (1330, 32094), (1596, 26745), (1710, 24962), (1783, 23940), (1995, 21396), (2394, 17830), (2660, 16047), (3420, 12481), (3566, 11970), (3990, 10698), (4788, 8915), (5349, 7980), (5985, 7132)]